diff --git a/ihaskell.cabal b/ihaskell.cabal
index b55127d0..cc0e658c 100644
--- a/ihaskell.cabal
+++ b/ihaskell.cabal
@@ -7,7 +7,7 @@ name:                ihaskell
 -- PVP summary:      +--+------- breaking API changes
 --                   |  | +----- non-breaking API additions
 --                   |  | | +--- code changes with no API change
-version:             0.11.0.0
+version:             0.12.0.0
 
 -- A short (one-line) description of the package.
 synopsis:            A Haskell backend kernel for the Jupyter project.