diff --git a/gst/overlaycomposition/gstoverlaycomposition.c b/gst/overlaycomposition/gstoverlaycomposition.c
index 48f39c18b4..a3c76f743c 100644
--- a/gst/overlaycomposition/gstoverlaycomposition.c
+++ b/gst/overlaycomposition/gstoverlaycomposition.c
@@ -121,6 +121,8 @@
 #include "config.h"
 #endif
 
+#include <string.h>
+
 #include "gstoverlaycomposition.h"
 
 GST_DEBUG_CATEGORY_STATIC (gst_overlay_composition_debug);