diff --git a/cmake/version.inc b/cmake/version.inc
index 7c0a824c9c39c6760b3e2408d969048983430811..ffceecf49215bcef9136c0b5d2f0f1e1290c9ed1 100755
--- a/cmake/version.inc
+++ b/cmake/version.inc
@@ -4,7 +4,7 @@ PROJECT(TDengine)
 IF (DEFINED VERNUMBER)
   SET(TD_VER_NUMBER ${VERNUMBER})
 ELSE ()
-  SET(TD_VER_NUMBER "2.1.5.0")
+  SET(TD_VER_NUMBER "2.1.6.0")
 ENDIF ()
 
 IF (DEFINED VERCOMPATIBLE)
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index aef706311d5b2dda657eec064cfd96c9a91ab30b..c04fa3298bd3acdee8fb88fb4f2eead2632a441f 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -1,6 +1,6 @@
 name: tdengine
 base: core18
-version: '2.1.5.0'
+version: '2.1.6.0'
 icon: snap/gui/t-dengine.svg
 summary: an open-source big data platform designed and optimized for IoT. 
 description: |
@@ -72,7 +72,7 @@ parts:
       - usr/bin/taosd
       - usr/bin/taos
       - usr/bin/taosdemo
-      - usr/lib/libtaos.so.2.1.5.0
+      - usr/lib/libtaos.so.2.1.6.0
       - usr/lib/libtaos.so.1
       - usr/lib/libtaos.so