diff --git a/src/sequencer/seq_if.c b/src/sequencer/seq_if.c
index 4c6df61c6..f70f2f611 100644
--- a/src/sequencer/seq_if.c
+++ b/src/sequencer/seq_if.c
@@ -32,6 +32,8 @@
  * -----------------
  */
 
+#include 	<string.h>
+
 #define		ANSI
 #include	"seq.h"
 #include	"tickLib.h"