diff --git a/logdna-agent.nuspec b/logdna-agent.nuspec
index ee0d7afa..893e89cb 100644
--- a/logdna-agent.nuspec
+++ b/logdna-agent.nuspec
@@ -4,7 +4,7 @@
   <metadata>
     <id>logdna-agent</id>
     <title>LogDNA Agent for Windows</title>
-    <version>1.5.5</version>
+    <version>1.5.6</version>
     <authors>smusali,leeliu</authors>
     <owners>leeliu</owners>
     <summary>LogDNA Collector Agent for Windows</summary>
diff --git a/package.json b/package.json
index f9614456..d5913006 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "logdna-agent",
-  "version": "1.5.5",
+  "version": "1.5.6",
   "description": "LogDNA Collector Agent",
   "main": "index.js",
   "scripts": {