diff --git a/rhine-gloss.cabal b/rhine-gloss.cabal
--- a/rhine-gloss.cabal
+++ b/rhine-gloss.cabal
@@ -1,7 +1,7 @@
 -- Initial rhine-gloss.cabal generated by cabal init.  For further
 -- documentation, see http://haskell.org/cabal/users-guide/
 name: rhine-gloss
-version: 1.4.0.1
+version: 1.5
 synopsis: Gloss backend for Rhine
 description:
   This package provides a simple wrapper for the `gloss` library,
@@ -26,7 +26,7 @@
 source-repository this
   type: git
   location: https://github.com/turion/rhine.git
-  tag: v1.4
+  tag: v1.5
 
 library
   exposed-modules:
@@ -38,11 +38,11 @@
 
   build-depends:
     automaton,
-    base >=4.14 && <4.20,
+    base >=4.16 && <4.21,
     gloss >=1.12,
     mmorph >=1.1,
     monad-schedule >=0.1,
-    rhine ^>=1.4,
+    rhine ^>=1.5,
     transformers >=0.5
 
   hs-source-dirs: src
@@ -57,7 +57,7 @@
   main-is: Main.hs
   ghc-options: -threaded
   build-depends:
-    base >=4.14 && <4.20,
+    base >=4.16 && <4.21,
     rhine-gloss
 
   default-language: Haskell2010