diff --git a/src/common/gajim.py b/src/common/gajim.py
index b0524135c..cd147a85f 100644
--- a/src/common/gajim.py
+++ b/src/common/gajim.py
@@ -201,7 +201,9 @@ try:
     from gi.repository import Farstream
     gi.require_version('Gst', '1.0')
     from gi.repository import Gst
+    gi.require_version('GdkX11', '3.0')
     from gi.repository import GdkX11
+    gi.require_version('GstVideo', '1.0')
     from gi.repository import GstVideo
     from gi.repository import GLib
     try:
diff --git a/src/common/jingle_rtp.py b/src/common/jingle_rtp.py
index ab7555d40..f78d81018 100644
--- a/src/common/jingle_rtp.py
+++ b/src/common/jingle_rtp.py
@@ -27,7 +27,9 @@ from gi.repository import Farstream
 import gi
 gi.require_version('Gst', '1.0')
 from gi.repository import Gst
+gi.require_version('GdkX11', '3.0')
 from gi.repository import GdkX11
+gi.require_version('GstVideo', '1.0')
 from gi.repository import GstVideo
 from gi.repository import GLib
 
diff --git a/src/common/multimedia_helpers.py b/src/common/multimedia_helpers.py
index 0e2afd583..910c00d93 100644
--- a/src/common/multimedia_helpers.py
+++ b/src/common/multimedia_helpers.py
@@ -13,8 +13,12 @@
 ## You should have received a copy of the GNU General Public License
 ## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
 
+import gi
+gi.require_version('Gst', '1.0')
 from gi.repository import Gst
+gi.require_version('GdkX11', '3.0')
 from gi.repository import GdkX11
+gi.require_version('GstVideo', '1.0')
 from gi.repository import GstVideo
 
 
diff --git a/src/config.py b/src/config.py
index 7cabc6e12..bde4a6701 100644
--- a/src/config.py
+++ b/src/config.py
@@ -68,7 +68,7 @@ try:
     from common.multimedia_helpers import AudioInputManager, AudioOutputManager
     from common.multimedia_helpers import VideoInputManager, VideoOutputManager
     HAS_GST = True
-except ImportError:
+except (ImportError, ValueError):
     HAS_GST = False
 
 from common.exceptions import GajimGeneralException