X-Git-Url: http://git.efficios.com/?p=argpar.git;a=blobdiff_plain;f=argpar%2Fargpar.c;fp=argpar%2Fargpar.c;h=1c3a06178189e90ca93d8564121183f2c9ddc1c0;hp=47056b89f069bd3b100eaed3c874a1b55e62d95a;hb=c530e1dcf020f4f6189ebafc5fd6cb99d0f013d4;hpb=793f1620b6ef32be7f46a372d7d0502e1f1010a4

diff --git a/argpar/argpar.c b/argpar/argpar.c
index 47056b8..1c3a061 100644
--- a/argpar/argpar.c
+++ b/argpar/argpar.c
@@ -288,7 +288,7 @@ int set_error(struct argpar_error ** const error,
 
 	if (unknown_opt_name) {
 		(*error)->unknown_opt_name = ARGPAR_CALLOC(char,
-			strlen(unknown_opt_name) + 1 + is_short ? 1 : 2);
+			strlen(unknown_opt_name) + 1 + (is_short ? 1 : 2));
 		if (!(*error)->unknown_opt_name) {
 			goto error;
 		}