diff --git a/tests/check/libs/gstglcolorconvert.c b/tests/check/libs/gstglcolorconvert.c
index aa927af896..7ebf6f0f28 100644
--- a/tests/check/libs/gstglcolorconvert.c
+++ b/tests/check/libs/gstglcolorconvert.c
@@ -204,6 +204,7 @@ check_conversion (TestFrame * frames, guint size)
         }
       }
 
+      gst_caps_unref (out_caps);
       gst_video_frame_unmap (&out_frame);
       gst_buffer_unref (outbuf);
     }