diff --git a/gst/goom/goom_core.c b/gst/goom/goom_core.c
index 6f6597f..90b8c6f 100644
--- a/gst/goom/goom_core.c
+++ b/gst/goom/goom_core.c
@@ -847,6 +847,9 @@ choose_a_goom_line (PluginInfo * goomInfo, float *param1, float *param2,
         *amplitude = 1.5f;
       }
       break;
+    default:
+      *param1 = *param2 = 0;
+      break;
   }

   *couleur = goom_irand (goomInfo->gRandom, 6);
