diff --git a/include/neuron/define.h b/include/neuron/define.h
index 7df75bb9..edde2277 100644
--- a/include/neuron/define.h
+++ b/include/neuron/define.h
@@ -29,7 +29,7 @@
 #define NEU_PLUGIN_NAME_LEN 32
 #define NEU_PLUGIN_LIBRARY_LEN 32
 #define NEU_PLUGIN_DESCRIPTION_LEN 256
-#define NEU_DRIVER_TAG_CACHE_EXPIRE_TIME 10
+#define NEU_DRIVER_TAG_CACHE_EXPIRE_TIME 5
 
 typedef enum neu_plugin_kind {
     NEU_PLUGIN_KIND_STATIC = 0,