diff --git a/profunctors.cabal b/profunctors.cabal
--- a/profunctors.cabal
+++ b/profunctors.cabal
@@ -1,6 +1,6 @@
 name:          profunctors
 category:      Control, Categories
-version:       0.1.2
+version:       0.1.2.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -20,7 +20,7 @@
 library
   build-depends:
     base          >= 4       && < 5,
-    semigroupoids >= 1.3     && <= 1.4,
+    semigroupoids >= 1.3.1   && <= 1.4,
     comonad       >= 1.1.1.3 && < 1.2
 
   if impl(ghc)