diff --git a/.travis.yml b/.travis.yml
index 9dea97c6..acab5f02 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -112,7 +112,7 @@ matrix:
         - export BUILDKIT_HOST=tcp://0.0.0.0:1234
       install: true
       script:
-        - travis_wait 30 bash .travis/build-images-backend.sh
+        - travis_wait 60 bash .travis/build-images-backend.sh
 
     - name: "frontend image"
       if: tag IS present
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 8e210b5d..09a92f7c 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -14,7 +14,7 @@
 # import sys
 # sys.path.insert(0, os.path.abspath('.'))
 
-__version__ = "0.11.0-rc11"
+__version__ = "0.11.0-rc12"
 
 # -- Project information -----------------------------------------------------
 
diff --git a/src/fakeprinter/fakeprinter/__init__.py b/src/fakeprinter/fakeprinter/__init__.py
index b5e37766..ab6289a8 100644
--- a/src/fakeprinter/fakeprinter/__init__.py
+++ b/src/fakeprinter/fakeprinter/__init__.py
@@ -8,7 +8,7 @@
 from flask_cors import CORS, cross_origin
 from werkzeug.utils import secure_filename
 
-__version__ = "0.11.0-rc11"
+__version__ = "0.11.0-rc12"
 __author__ = "Jirka Chadima"
 __copyright__ = (
     "Copyright (C) 2019 Fragaria s.r.o. - Released under terms of AGPLv3 License"
diff --git a/src/karmen_backend/openapi/swagger.yaml b/src/karmen_backend/openapi/swagger.yaml
index 5c75a4c8..a1d0acf7 100644
--- a/src/karmen_backend/openapi/swagger.yaml
+++ b/src/karmen_backend/openapi/swagger.yaml
@@ -1,6 +1,6 @@
 openapi: 3.0.0
 info:
-  version: '0.11.0-rc11'
+  version: '0.11.0-rc12'
   title: 'Karmen API'
   description: 'API of https://github.com/fragaria/karmen'
 tags:
diff --git a/src/karmen_backend/server/__init__.py b/src/karmen_backend/server/__init__.py
index d93c59af..72e95b6e 100644
--- a/src/karmen_backend/server/__init__.py
+++ b/src/karmen_backend/server/__init__.py
@@ -10,7 +10,7 @@
 import connexion
 
 
-__version__ = "0.11.0-rc11"
+__version__ = "0.11.0-rc12"
 __author__ = "Jirka Chadima"
 __copyright__ = (
     "Copyright (C) 2019 Fragaria s.r.o. - Released under terms of AGPLv3 License"
diff --git a/src/karmen_frontend/package-lock.json b/src/karmen_frontend/package-lock.json
index 1068a99b..b54ad72a 100644
--- a/src/karmen_frontend/package-lock.json
+++ b/src/karmen_frontend/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "karmen",
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/src/karmen_frontend/package.json b/src/karmen_frontend/package.json
index 4b03095f..e1378316 100644
--- a/src/karmen_frontend/package.json
+++ b/src/karmen_frontend/package.json
@@ -47,7 +47,7 @@
       "plugin:prettier/recommended"
     ]
   },
-  "version": "0.11.0-rc11",
+  "version": "0.11.0-rc12",
   "scripts": {
     "eject": "react-scripts eject",
     "cypress": "cypress open",