diff --git a/src/plugins/http/src/httpSql.c b/src/plugins/http/src/httpSql.c
index 20d1e159b3218dbd6c1e35ac31bef7c4d8a631f9..b2480dcad8f073a2c288c4275825872536f723d5 100644
--- a/src/plugins/http/src/httpSql.c
+++ b/src/plugins/http/src/httpSql.c
@@ -468,7 +468,7 @@ int32_t httpCheckAllocEscapeSql(char *oldSql, char **newSql)
     src = ++pos;
     pos = strchr(pos, '%');
     if (pos == NULL) {
-      memcpy(dst, src, sqlLen - strlen(src));
+      memcpy(dst, src, strlen(src));
       break;
     }
   }