diff --git a/vimgolf/version.txt b/vimgolf/version.txt
index 60a2d3e..44bb5d1 100644
--- a/vimgolf/version.txt
+++ b/vimgolf/version.txt
@@ -1 +1 @@
-0.4.0
\ No newline at end of file
+0.4.1
\ No newline at end of file
diff --git a/vimgolf/vimgolf.py b/vimgolf/vimgolf.py
index f02dc97..a6e327f 100644
--- a/vimgolf/vimgolf.py
+++ b/vimgolf/vimgolf.py
@@ -75,7 +75,7 @@ class Status(Enum):
 
 USER_AGENT = 'vimgolf'
 
-RUBY_CLIENT_VERSION_COMPLIANCE = '0.4.9'
+RUBY_CLIENT_VERSION_COMPLIANCE = '0.5.0'
 
 EXPANSION_PREFIX='+'