diff --git a/dom/media/gstreamer/GStreamerFormatHelper.cpp b/dom/media/gstreamer/GStreamerFormatHelper.cpp
index ebd12c233c0..2ee32e53c04 100644
--- a/dom/media/gstreamer/GStreamerFormatHelper.cpp
+++ b/dom/media/gstreamer/GStreamerFormatHelper.cpp
@@ -279,7 +279,11 @@ static bool SupportsCaps(GstElementFactory *aFactory, GstCaps *aCaps)
       continue;
     }
 
-    if (gst_caps_can_intersect(gst_static_caps_get(&templ->static_caps), aCaps)) {
+    bool supported = gst_caps_can_intersect(caps, aCaps);
+
+    gst_caps_unref(caps);
+
+    if (supported) {
       return true;
     }
   }
@@ -307,11 +311,11 @@ bool GStreamerFormatHelper::HaveElementsToProcessCaps(GstCaps* aCaps) {
       }
     }
 
+    gst_caps_unref(caps);
+
     if (!found) {
       return false;
     }
-
-    gst_caps_unref(caps);
   }
 
   return true;