diff --git a/src/settings/plugins/keyfile/reader.c b/src/settings/plugins/keyfile/reader.c
index 1d2ecdad9b..1f0953e058 100644
--- a/src/settings/plugins/keyfile/reader.c
+++ b/src/settings/plugins/keyfile/reader.c
@@ -870,6 +870,7 @@ parity_parser (NMSetting *setting, const char *key, GKeyFile *keyfile, const cha
 				int_val = 'X';
 			}
 		}
+		g_free (str_val);
 	}
 
 	if (!int_val)