diff --git a/src/util/src/version.c b/src/util/src/version.c
index 753cf71bc8e95c1a1be4b7b18122829043fe43e6..0d5e08ce750ca5b0f6f6896cefdbdf8acd9dd6c8 100644
--- a/src/util/src/version.c
+++ b/src/util/src/version.c
@@ -1,5 +1,5 @@
-char version[TSDB_VERSION_LEN] = "2.0.0.0";
-char compatible_version[TSDB_VERSION_LEN] = "2.0.0.0";
+char version[12] = "2.0.0.0";
+char compatible_version[12] = "2.0.0.0";
 char gitinfo[48] = "3264067e97300c84caa61ac909d548c9ca56de6b";
 char gitinfoOfInternal[48] = "da88f4a2474737d1f9c76adcf0ff7fd0975e7342";
 char buildinfo[64] = "Built by root at 2020-04-01 14:38";