diff --git a/app/coffee/modules/admin/memberships.coffee b/app/coffee/modules/admin/memberships.coffee
index f5a30619..e36d8f92 100644
--- a/app/coffee/modules/admin/memberships.coffee
+++ b/app/coffee/modules/admin/memberships.coffee
@@ -366,7 +366,7 @@ module.directive("tgMembershipsRowRoleSelector", ["$log", "$tgRepo", "$tgConfirm
 ## Member Actions Directive
 #############################################################################
 
-MembershipsRowActionsDirective = ($log, $repo, $rs, $confirm, $compile, $translate) ->
+MembershipsRowActionsDirective = ($log, $repo, $rs, $confirm, $compile, $translate, currentUserService, lightboxFactory) ->
     activedTemplate = """
     <div class="active"
          translate="ADMIN.MEMBERSHIP.STATUS_ACTIVE">
@@ -421,9 +421,7 @@ MembershipsRowActionsDirective = ($log, $repo, $rs, $confirm, $compile, $transla
 
             $rs.memberships.resendInvitation($scope.member.id).then(onSuccess, onError)
 
-        $el.on "click", ".delete", (event) ->
-            event.preventDefault()
-
+        leaveConfirm = () ->
             title = $translate.instant("ADMIN.MEMBERSHIP.DELETE_MEMBER")
             defaultMsg = $translate.instant("ADMIN.MEMBERSHIP.DEFAULT_DELETE_MESSAGE", {email: member.email})
             message = if member.user then member.full_name else defaultMsg
@@ -448,6 +446,22 @@ MembershipsRowActionsDirective = ($log, $repo, $rs, $confirm, $compile, $transla
 
                 $repo.remove(member).then(onSuccess, onError)
 
+        $el.on "click", ".delete", (event) ->
+            event.preventDefault()
+
+            if $scope.project.owner.id == member.user
+                currentUser = currentUserService.getUser()
+                isCurrentUser = currentUser.get('id') == member.user
+
+                lightboxFactory.create("tg-lightbox-leave-project-warning", {
+                    class: "lightbox lightbox-leave-project-warning"
+                }, {
+                    currentUser: isCurrentUser,
+                    project: $scope.project
+                })
+            else
+                leaveConfirm()
+
         $scope.$on "$destroy", ->
             $el.off()
 
@@ -455,4 +469,4 @@ MembershipsRowActionsDirective = ($log, $repo, $rs, $confirm, $compile, $transla
 
 
 module.directive("tgMembershipsRowActions", ["$log", "$tgRepo", "$tgResources", "$tgConfirm", "$compile",
-                                             "$translate", MembershipsRowActionsDirective])
+                                             "$translate", "tgCurrentUserService", "tgLightboxFactory", MembershipsRowActionsDirective])
diff --git a/app/coffee/modules/common/lightboxes.coffee b/app/coffee/modules/common/lightboxes.coffee
index 5db4e843..00a1c86e 100644
--- a/app/coffee/modules/common/lightboxes.coffee
+++ b/app/coffee/modules/common/lightboxes.coffee
@@ -697,3 +697,15 @@ AttachmentPreviewLightboxDirective = (lightboxService, $template, $compile) ->
     }
 
 module.directive("tgLbAttachmentPreview", ["lightboxService", "$tgTemplate", "$compile", AttachmentPreviewLightboxDirective])
+
+LightboxLeaveProjectWarningDirective = (lightboxService, $template, $compile) ->
+    link = ($scope, $el, attrs) ->
+        lightboxService.open($el)
+
+    return {
+        templateUrl: 'common/lightbox/lightbox-leave-project-warning.html',
+        link: link,
+        scope: true
+    }
+
+module.directive("tgLightboxLeaveProjectWarning", ["lightboxService", LightboxLeaveProjectWarningDirective])
diff --git a/app/coffee/modules/team/main.coffee b/app/coffee/modules/team/main.coffee
index b74006f4..40b08514 100644
--- a/app/coffee/modules/team/main.coffee
+++ b/app/coffee/modules/team/main.coffee
@@ -184,7 +184,7 @@ TeamMemberCurrentUserDirective = () ->
     return {
         templateUrl: "team/team-member-current-user.html"
         scope: {
-            projectId: "=projectid",
+            project: "=project",
             currentUser: "=currentuser",
             stats: "=",
             issuesEnabled: "=issuesenabled",
@@ -225,14 +225,14 @@ module.directive("tgTeamMembers", TeamMembersDirective)
 ## Leave project Directive
 #############################################################################
 
-LeaveProjectDirective = ($repo, $confirm, $location, $rs, $navurls, $translate) ->
+LeaveProjectDirective = ($repo, $confirm, $location, $rs, $navurls, $translate, lightboxFactory) ->
     link = ($scope, $el, $attrs) ->
-        $scope.leave = () ->
+        leaveConfirm = () ->
             leave_project_text = $translate.instant("TEAM.ACTION_LEAVE_PROJECT")
             confirm_leave_project_text = $translate.instant("TEAM.CONFIRM_LEAVE_PROJECT")
 
             $confirm.ask(leave_project_text, confirm_leave_project_text).then (response) =>
-                promise = $rs.projects.leave($attrs.projectid)
+                promise = $rs.projects.leave($scope.project.id)
 
                 promise.then =>
                     response.finish()
@@ -243,13 +243,27 @@ LeaveProjectDirective = ($repo, $confirm, $location, $rs, $navurls, $translate)
                     response.finish()
                     $confirm.notify('error', response.data._error_message)
 
+        $scope.leave = () ->
+            if $scope.project.owner.id == $scope.user.id
+                lightboxFactory.create("tg-lightbox-leave-project-warning", {
+                    class: "lightbox lightbox-leave-project-warning"
+                }, {
+                    currentUser: true,
+                    project: $scope.project
+                })
+            else
+                leaveConfirm()
+
     return {
-        scope: {},
+        scope: {
+            user: "=",
+            project: "="
+        },
         templateUrl: "team/leave-project.html",
         link: link
     }
 
-module.directive("tgLeaveProject", ["$tgRepo", "$tgConfirm", "$tgLocation", "$tgResources", "$tgNavUrls", "$translate",
+module.directive("tgLeaveProject", ["$tgRepo", "$tgConfirm", "$tgLocation", "$tgResources", "$tgNavUrls", "$translate", "tgLightboxFactory",
                                     LeaveProjectDirective])
 
 
diff --git a/app/locales/taiga/locale-en.json b/app/locales/taiga/locale-en.json
index 06645a6b..8bd9721b 100644
--- a/app/locales/taiga/locale-en.json
+++ b/app/locales/taiga/locale-en.json
@@ -919,6 +919,17 @@
         "CREATE_MEMBER": {
             "PLACEHOLDER_INVITATION_TEXT": "(Optional) Add a personalized text to the invitation. Tell something lovely to your new members ;-)",
             "PLACEHOLDER_TYPE_EMAIL": "Type an Email"
+        },
+        "LEAVE_PROJECT_WARNING": {
+            "TITLE": "You can not leave the project without owner",
+            "CURRENT_USER_OWNER": {
+                "DESC": "You are the project owner before leaving it you must pass the property to someone else.",
+                "BUTTON": "Change the project owner"
+            },
+            "OTHER_USER_OWNER": {
+                "DESC": "You can't delete the project owner, you must request a new owner before deleting the user.",
+                "BUTTON": "Request change project owner"
+            }
         }
     },
     "US": {
diff --git a/app/partials/common/lightbox/lightbox-leave-project-warning.jade b/app/partials/common/lightbox/lightbox-leave-project-warning.jade
new file mode 100644
index 00000000..06ce8158
--- /dev/null
+++ b/app/partials/common/lightbox/lightbox-leave-project-warning.jade
@@ -0,0 +1,19 @@
+svg.close.icon.icon-close(href="", title="{{'COMMON.CLOSE' | translate}}")
+    use(xlink:href="#icon-close")
+div.content
+    svg.icon.icon-exclamation
+        use(xlink:href="#icon-exclamation")
+
+    h2.title {{'LIGHTBOX.LEAVE_PROJECT_WARNING.TITLE' | translate}}
+
+    div(ng-if="currentUser")
+        p {{'LIGHTBOX.LEAVE_PROJECT_WARNING.CURRENT_USER_OWNER.DESC' | translate}}
+
+        a.button-green(tg-nav="project-admin-home:project=project.slug", href="")
+            span(translate="LIGHTBOX.LEAVE_PROJECT_WARNING.CURRENT_USER_OWNER.BUTTON")
+
+    div(ng-if="!currentUser")
+        p {{'LIGHTBOX.LEAVE_PROJECT_WARNING.OTHER_USER_OWNER.DESC' | translate}}
+
+        a.button-green(tg-nav="project-admin-home:project=project.slug", href="")
+            span(translate="LIGHTBOX.LEAVE_PROJECT_WARNING.OTHER_USER_OWNER.BUTTON")
\ No newline at end of file
diff --git a/app/partials/includes/modules/team/team-table.jade b/app/partials/includes/modules/team/team-table.jade
index 0f9ac475..b8500578 100644
--- a/app/partials/includes/modules/team/team-table.jade
+++ b/app/partials/includes/modules/team/team-table.jade
@@ -31,7 +31,7 @@ section.table-team.basic-table
         tg-team-current-user
         stats="stats"
         currentuser="currentUser"
-        projectid="projectId"
+        project="project"
         issuesEnabled="issuesEnabled"
         tasksenabled="tasksEnabled"
         wikienabled="wikiEnabled"
diff --git a/app/partials/team/team-member-current-user.jade b/app/partials/team/team-member-current-user.jade
index 623c936c..1c425a44 100644
--- a/app/partials/team/team-member-current-user.jade
+++ b/app/partials/team/team-member-current-user.jade
@@ -12,7 +12,7 @@
 
                 .position(tg-bo-bind="currentUser.role_name")
 
-                div(tg-leave-project="", projectid="{{projectId}}")
+                div(tg-leave-project="", project="project", user="currentUser")
 
     .member-stats(
         tg-team-member-stats
diff --git a/app/styles/modules/common/lightbox.scss b/app/styles/modules/common/lightbox.scss
index 994ce2a4..a3b0d9ac 100644
--- a/app/styles/modules/common/lightbox.scss
+++ b/app/styles/modules/common/lightbox.scss
@@ -552,3 +552,16 @@
         height: 5rem;
     }
 }
+
+.lightbox-leave-project-warning {
+    text-align: center;
+    .icon {
+        fill: $gray-light;
+        height: 3rem;
+        margin-bottom: 1rem;
+        width: 3rem;
+    }
+    .content {
+        width: 500px;
+    }
+}
diff --git a/e2e/helpers/admin-memberships.js b/e2e/helpers/admin-memberships.js
index 5fbe7c34..cb420c35 100644
--- a/e2e/helpers/admin-memberships.js
+++ b/e2e/helpers/admin-memberships.js
@@ -35,10 +35,30 @@ helper.getNewMemberLightbox = function() {
     return obj;
 };
 
+helper.leavingProjectWarningLb = function() {
+    return $('div[tg-lightbox-leave-project-warning]');
+};
+
+helper.isLeaveProjectWarningOpen = function() {
+    return helper.leavingProjectWarningLb().isPresent();
+};
+
 helper.getMembers = function() {
     return $$('.admin-membership-table .row');
 };
 
+helper.getOwner = function() {
+    return helper.getMembers().filter(async (member) => {
+        return !!await member.$$('.icon-badge').count();
+    }).first();
+};
+
+helper.excludeOwner = function(members) {
+    return members.filter(async (member) => {
+        return !await member.$$('.icon-badge').count();
+    });
+};
+
 helper.isActive = function(elm) {
     return utils.common.hasClass(elm, 'active');
 };
diff --git a/e2e/helpers/create-project-helper.js b/e2e/helpers/create-project-helper.js
index c87f5fac..8323b73d 100644
--- a/e2e/helpers/create-project-helper.js
+++ b/e2e/helpers/create-project-helper.js
@@ -23,13 +23,13 @@ helper.createProjectLightbox = function() {
             await browser.sleep(1000);
         },
         submit: function() {
-            return $('.wizard-step.active .button-green').click();
+            return $('div[tg-lb-create-project]  .button-green').click();
         },
         name: function() {
-            return $$('.create-step2 input').get(0);
+            return $$('div[tg-lb-create-project] input[type="text"]').get(0);
         },
         description: function() {
-            return $$('.create-step2 textarea');
+            return $('div[tg-lb-create-project] textarea');
         },
         errors: function() {
             return $$('.checksley-error-list li');
diff --git a/e2e/helpers/team-helper.js b/e2e/helpers/team-helper.js
index 3517cf7e..d5aa011c 100644
--- a/e2e/helpers/team-helper.js
+++ b/e2e/helpers/team-helper.js
@@ -53,3 +53,11 @@ helper.filters = function() {
 
   return obj;
 };
+
+helper.leavingProjectWarningLb = function() {
+    return $('div[tg-lightbox-leave-project-warning]');
+};
+
+helper.isLeaveProjectWarningOpen = function() {
+    return helper.leavingProjectWarningLb().isPresent();
+};
diff --git a/e2e/suites/admin/members.e2e.js b/e2e/suites/admin/members.e2e.js
index 9a024a12..02de904b 100644
--- a/e2e/suites/admin/members.e2e.js
+++ b/e2e/suites/admin/members.e2e.js
@@ -78,7 +78,7 @@ describe('admin - members', function() {
     it('delete member', async function() {
         let initMembersCount = await adminMembershipsHelper.getMembers().count();
 
-        let member = adminMembershipsHelper.getMembers().last();
+        let member = adminMembershipsHelper.excludeOwner(adminMembershipsHelper.getMembers()).last();
 
         adminMembershipsHelper.delete(member);
 
@@ -89,6 +89,25 @@ describe('admin - members', function() {
         let membersCount = await adminMembershipsHelper.getMembers().count();
 
         expect(membersCount).to.be.equal(initMembersCount - 1);
+
+        await utils.notifications.success.close();
+    });
+
+    it('trying to delete owner', async function() {
+        let member = await adminMembershipsHelper.getOwner();
+
+        adminMembershipsHelper.delete(member);
+
+        utils.common.takeScreenshot('memberships', 'delete-owner-lb');
+
+        let isLeaveProjectWarningOpen = await adminMembershipsHelper.isLeaveProjectWarningOpen();
+
+        expect(isLeaveProjectWarningOpen).to.be.equal(true);
+
+        let lb = adminMembershipsHelper.leavingProjectWarningLb();
+
+        await utils.lightbox.exit(lb);
+        await utils.lightbox.close(lb);
     });
 
     it('change role', async function() {
diff --git a/e2e/suites/team.e2e.js b/e2e/suites/team.e2e.js
index 64e12039..da7f33b3 100644
--- a/e2e/suites/team.e2e.js
+++ b/e2e/suites/team.e2e.js
@@ -20,6 +20,31 @@ describe('leaving project', function(){
     });
 });
 
+describe('leaving project owner', function(){
+    before(async function(){
+        await utils.common.createProject();
+        await utils.nav
+            .init()
+            .team()
+            .go();
+    });
+
+    it('leave project', async function(){
+        teamHelper.team().leave();
+
+        let isLeaveProjectWarningOpen = await teamHelper.isLeaveProjectWarningOpen();
+
+        await utils.common.takeScreenshot("team", "leave-project-warning");
+
+        expect(isLeaveProjectWarningOpen).to.be.equal(true);
+
+        let lb = teamHelper.leavingProjectWarningLb();
+
+        await utils.lightbox.exit(lb);
+        await utils.lightbox.close(lb);
+    });
+});
+
 describe('team', function() {
     before(async function(){
         browser.get(browser.params.glob.host + 'project/project-5/team');
diff --git a/e2e/utils/lightbox.js b/e2e/utils/lightbox.js
index 0108b023..b4504568 100644
--- a/e2e/utils/lightbox.js
+++ b/e2e/utils/lightbox.js
@@ -3,6 +3,16 @@ var common = require('./common');
 var lightbox = module.exports;
 var transition = 300;
 
+lightbox.exit = function(el) {
+    var deferred = protractor.promise.defer();
+
+    if (typeof el === 'string' || el instanceof String) {
+        el = $(el);
+    }
+
+    el.$('.icon-close').click();
+};
+
 lightbox.open = async function(el) {
     var deferred = protractor.promise.defer();
 
diff --git a/e2e/utils/nav.js b/e2e/utils/nav.js
index 107317d3..ba663509 100644
--- a/e2e/utils/nav.js
+++ b/e2e/utils/nav.js
@@ -58,6 +58,11 @@ var actions = {
 
         await common.link(task);
 
+        return common.waitLoader();
+    },
+    team: async function() {
+        await common.link($('#nav-team a'));
+
         return common.waitLoader();
     }
 };
@@ -95,6 +100,10 @@ var nav = {
         this.actions.push(actions.task.bind(null, index));
         return this;
     },
+    team: function(index) {
+        this.actions.push(actions.team.bind(null, index));
+        return this;
+    },
     go: function() {
         let promise = this.actions[0]();