diff --git a/include/rtthread.h b/include/rtthread.h
index 90426902128079762db886a737b6fee27bae1179..86a1664f8399d236a50f822b7f0f3dcd1b6d47a4 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -549,6 +549,10 @@ rt_int32_t rt_strncmp(const char *cs, const char *ct, rt_ubase_t count);
 rt_int32_t rt_strcmp(const char *cs, const char *ct);
 rt_size_t rt_strlen(const char *src);
 char *rt_strdup(const char *s);
+#ifdef __CC_ARM
+/* leak strdup interface */
+char* strdup(const char* str);
+#endif
 
 char *rt_strstr(const char *str1, const char *str2);
 rt_int32_t rt_sscanf(const char *buf, const char *fmt, ...);
diff --git a/src/kservice.c b/src/kservice.c
index e3ddf3eb6651e259afa22aa1ced0e8380c511a68..fa82ccdd806cbef48e00377662928c4859e4aebc 100644
--- a/src/kservice.c
+++ b/src/kservice.c
@@ -531,6 +531,9 @@ char *rt_strdup(const char *s)
     return tmp;
 }
 RTM_EXPORT(rt_strdup);
+#ifdef __CC_ARM
+char *strdup(const char *s) __attribute__((alias("rt_strdup")));
+#endif
 #endif
 
 /**