diff --git a/libsrc/telestrat/bordercolor.s b/libsrc/telestrat/bordercolor.s
index 84e167bc9..c29ecc0e7 100644
--- a/libsrc/telestrat/bordercolor.s
+++ b/libsrc/telestrat/bordercolor.s
@@ -4,9 +4,10 @@
 ; unsigned char __fastcall__ bordercolor (unsigned char color);
 ;
 
-
         .export         _bordercolor
 
+        .import         return0
+
         .include        "telestrat.inc"
 
 _bordercolor    := return0