diff --git a/ChangeLog.md b/ChangeLog.md
index 6be041b1f..78db19f1b 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,8 @@
+v0.9.0-M5
+=========
+
++ Add commons-io to compile classpath
+
 v0.9.0-M4
 =========
 
diff --git a/build.gradle b/build.gradle
index 0e56c50c1..679f7a3cd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -32,6 +32,7 @@ dependencies {
     compile 'jdom:jdom:1.1'
     compile 'org.ow2.asm:asm:4.1'
     compile 'org.ow2.asm:asm-commons:4.1'
+    compile 'commons-io:commons-io:2.4'
 
     testUtilsCompile localGroovy()
     testUtilsCompile gradleApi()
diff --git a/version.txt b/version.txt
index 899f24fc7..9931dddce 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-0.9.0
\ No newline at end of file
+0.9.0-M5
\ No newline at end of file