1 files changed, 1 insertions, 1 deletions
diff --git a/lib/mprintf.c b/lib/mprintf.c
index 0dea5af62..e4270abe8 100644
--- a/lib/mprintf.c
+++ b/lib/mprintf.c
@@ -935,7 +935,7 @@ static int dprintf_formatf(
           }
 
           if(prec > (long)maxprec)
-            prec = maxprec-1;
+            prec = (long)maxprec-1;
           /* RECURSIVE USAGE */
           len = curl_msnprintf(fptr, left, ".%ld", prec);
           fptr += len;