diff --git a/README.md b/README.md
index b926bbf4..adcdd4cb 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 
-# CorvusSKK ver. 2.4.3
+# CorvusSKK ver. 2.4.4
 
 Windowsで動作するSKK風のIMEです。
 
diff --git a/common/version.h b/common/version.h
index 25ba2da5..e6e7f01d 100644
--- a/common/version.h
+++ b/common/version.h
@@ -9,12 +9,12 @@
 #define TEXTSERVICE_DESC	TEXTSERVICE_NAME L"_DEBUG"
 #endif
 #define TEXTSERVICE_DIR		L"IMCRVSKK"
-#define TEXTSERVICE_VER		L"2.4.3"
+#define TEXTSERVICE_VER		L"2.4.4"
 
 //for resource
 #define RC_AUTHOR			"nathancorvussolis"
 #define RC_PRODUCT			"CorvusSKK"
-#define RC_VERSION			"2.4.3"
-#define RC_VERSION_D		2,4,3,0
+#define RC_VERSION			"2.4.4"
+#define RC_VERSION_D		2,4,4,0
 
 #endif
diff --git a/installer/_version.cmd b/installer/_version.cmd
index 546b9bc7..c2abdaa1 100644
--- a/installer/_version.cmd
+++ b/installer/_version.cmd
@@ -1,4 +1,4 @@
 
-set VERSION=2.4.3
+set VERSION=2.4.4
 
 set TARGETDIR=build
diff --git a/installer/installer-version.wxi b/installer/installer-version.wxi
index 6ef90807..e9ef71ed 100644
--- a/installer/installer-version.wxi
+++ b/installer/installer-version.wxi
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Include>
-  <?define version="2.4.3" ?>
+  <?define version="2.4.4" ?>
 </Include>