diff --git a/R.swift.Library.podspec b/R.swift.Library.podspec
index 10e7e44..a43329d 100644
--- a/R.swift.Library.podspec
+++ b/R.swift.Library.podspec
@@ -1,7 +1,7 @@
 Pod::Spec.new do |spec|
 
   spec.name         = "R.swift.Library"
-  spec.version      = "5.0.1"
+  spec.version      = "5.1.0.alpha.1"
   spec.license      = "MIT"
 
   spec.summary      = "Companion library for R.swift, featuring types used to type resources"