diff --git a/tests/check/libs/gstglsl.c b/tests/check/libs/gstglsl.c
index ce69731d84..d7a7c0c08b 100644
--- a/tests/check/libs/gstglsl.c
+++ b/tests/check/libs/gstglsl.c
@@ -208,6 +208,7 @@ GST_START_TEST (test_serialization)
         && version == glsl_version_profiles[i].version, "%s != %s %s",
         glsl_version_profiles[i].name, gst_glsl_version_to_string (version),
         gst_glsl_profile_to_string (profile));
+    g_free (version_profile_s);
   }
 
   /* failures */