diff --git a/custom_components/xiaomi_home/miot/specs/spec_modify.yaml b/custom_components/xiaomi_home/miot/specs/spec_modify.yaml
index caad973..0a20794 100644
--- a/custom_components/xiaomi_home/miot/specs/spec_modify.yaml
+++ b/custom_components/xiaomi_home/miot/specs/spec_modify.yaml
@@ -154,7 +154,7 @@ urn:miot-spec-v2:device:router:0000A036:xiaomi-rd08:1:
 urn:miot-spec-v2:device:safe-box:0000A042:loock-v1:1:  # loock.safe.v1
   prop.5.1:
     name: contact-state
-    expr: src_value!=0
+    expr: src_value!=1
 urn:miot-spec-v2:device:thermostat:0000A031:suittc-wk168:1:
   prop.2.3:
     value-list: