diff --git a/.gitignore b/.gitignore
index 7146a8c3..cd1bacf4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -152,3 +152,4 @@ libhmac_la-usha.o
 ykpersonalize.1
 ykchalresp.1
 ykinfo.1
+*.xml
diff --git a/ykpers.c b/ykpers.c
index 9ccd49e6..ae0c65c2 100644
--- a/ykpers.c
+++ b/ykpers.c
@@ -166,7 +166,7 @@ int ykp_configure_command(YKP_CONFIG *cfg, uint8_t command)
 	case SLOT_CONFIG:
 		break;
 	case SLOT_CONFIG2:
-		if (!cfg->yk_major_version >= 2) {
+		if (!(cfg->yk_major_version >= 2)) {
 			ykp_errno = YKP_EOLDYUBIKEY;
 			return 0;
 		}