diff --git a/src/haproxy.c b/src/haproxy.c
index 0ae755faa..48186a66a 100644
--- a/src/haproxy.c
+++ b/src/haproxy.c
@@ -1441,6 +1441,10 @@ static void init_early(int argc, char **argv)
 	}
 
 	chunk_initlen(&global.log_tag, strdup(progname), len, len);
+	if (b_orig(&global.log_tag) == NULL) {
+		ha_alert("Cannot allocate memory for log_tag.\n");
+		exit(EXIT_FAILURE);
+	}
 }
 
 /* handles program arguments. Very minimal parsing is performed, variables are