diff --git a/ext/opencv/gsthanddetect.c b/ext/opencv/gsthanddetect.c
index 0b3eef3ea8..1127296da5 100644
--- a/ext/opencv/gsthanddetect.c
+++ b/ext/opencv/gsthanddetect.c
@@ -160,6 +160,10 @@ gst_handdetect_finalize (GObject * obj)
     cvReleaseImage (&filter->cvImage);
   if (filter->cvGray)
     cvReleaseImage (&filter->cvGray);
+  if (filter->cvStorage)
+    cvReleaseMemStorage (&filter->cvStorage);
+  if (filter->cvStorage_palm)
+    cvReleaseMemStorage (&filter->cvStorage_palm);
   g_free (filter->profile_fist);
   g_free (filter->profile_palm);