diff --git a/gloss-raster.cabal b/gloss-raster.cabal
--- a/gloss-raster.cabal
+++ b/gloss-raster.cabal
@@ -1,5 +1,5 @@
 Name:                gloss-raster
-Version:             1.10.2.1
+Version:             1.10.2.3
 License:             MIT
 License-file:        LICENSE
 Author:              Ben Lippmeier
@@ -28,8 +28,8 @@
 
 Library
   Build-Depends:
-        base            == 4.9.*,
-        ghc-prim        == 0.5.*,
+        base            >= 4.8 && < 4.10,
+        ghc-prim        >= 0.4 && < 0.6,
         containers      == 0.5.*,
         repa            == 3.4.*,
         gloss           == 1.10.*,