diff --git a/.travis.yml b/.travis.yml
index 0acbf90..e9464ae 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -69,6 +69,12 @@
     # Lua is not installed on Travis OSX
   - if [ "$TRAVIS_OS_NAME" = "osx" ]; then brew install lua; export LUA_PREFIX=/usr/local; fi
 
+# Start virtual framebuffer to be able to test the GUI.
+before_script:
+  - "export DISPLAY=:99.0"
+  - "sh -e /etc/init.d/xvfb start"
+  - sleep 3 # give xvfb some time to start
+
 script:
   - NPROC=$(getconf _NPROCESSORS_ONLN)
   - if [ "$CHECK_AUTOCONF" = "yes" -a "$CC" = "gcc" ]; then make -C src autoconf; fi
diff --git a/src/version.c b/src/version.c
index 1707ec4..9f3810e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    77,
+/**/
     76,
 /**/
     75,