diff --git a/src/screen.c b/src/screen.c
index 5b361e9..f85bd08 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -4315,7 +4315,7 @@
 	    long prevcol = (long)(ptr - line) - (c == NUL);
 
 	    /* we're not really at that column when skipping some text */
-	    if ((wp->w_p_wrap ? wp->w_skipcol : wp->w_leftcol) > prevcol)
+	    if ((long)(wp->w_p_wrap ? wp->w_skipcol : wp->w_leftcol) > prevcol)
 		++prevcol;
 #endif