diff --git a/src/link/main.c b/src/link/main.c
index aedc9470..41ff76d2 100644
--- a/src/link/main.c
+++ b/src/link/main.c
@@ -29,7 +29,7 @@ enum eBlockType {
 };
 
 SLONG options = 0;
-SLONG fillchar;
+SLONG fillchar = 0;
 char smartlinkstartsymbol[256];
 
 /*