diff --git a/aptly/version.go b/aptly/version.go
index db71ee26..b4bfbc17 100644
--- a/aptly/version.go
+++ b/aptly/version.go
@@ -1,7 +1,7 @@
 package aptly
 
 // Version of aptly
-const Version = "0.4.1"
+const Version = "0.5~dev"
 
 // Enable debugging features?
 const EnableDebug = false
diff --git a/system/t01_version/VersionTest_gold b/system/t01_version/VersionTest_gold
index 85dfe343..2bf512c4 100644
--- a/system/t01_version/VersionTest_gold
+++ b/system/t01_version/VersionTest_gold
@@ -1 +1 @@
-aptly version: 0.4.1
+aptly version: 0.5~dev