diff --git a/subprojects/gst-plugins-bad/tests/check/elements/lc3.c b/subprojects/gst-plugins-bad/tests/check/elements/lc3.c
index e2f6438a15..07d79d1765 100644
--- a/subprojects/gst-plugins-bad/tests/check/elements/lc3.c
+++ b/subprojects/gst-plugins-bad/tests/check/elements/lc3.c
@@ -252,7 +252,7 @@ static GstBuffer *
 create_test_buffer (guint64 num, guint64 size)
 {
   GstBuffer *buffer;
-  guint64 *data = g_malloc (size);
+  guint64 *data = g_malloc0 (size);
 
   *data = num;