diff --git a/lib/doorkeeper-mongodb/version.rb b/lib/doorkeeper-mongodb/version.rb
index fc1f2bf..a6b8152 100644
--- a/lib/doorkeeper-mongodb/version.rb
+++ b/lib/doorkeeper-mongodb/version.rb
@@ -6,8 +6,8 @@ def self.gem_version
   module VERSION
     # Semver
     MAJOR = 4
-    MINOR = 0
-    TINY = 1
+    MINOR = 1
+    TINY = 0
 
     # Full version number
     STRING = [MAJOR, MINOR, TINY].compact.join('.')