diff --git a/data-effects-core.cabal b/data-effects-core.cabal
--- a/data-effects-core.cabal
+++ b/data-effects-core.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               data-effects-core
-version:            0.4.0.0
+version:            0.4.0.1
 
 -- A short (one-line) description of the package.
 synopsis: A basic framework for effect systems based on effects represented by GADTs.
@@ -62,10 +62,10 @@
     build-depends:
         base                          >= 4.16.4 && < 4.22,
         mtl                           >= 2.2.2 && < 2.4,
-        kan-extensions,
-        free,
-        unliftio,
-        primitive,
+        free >= 5.2 && < 5.3,
+        kan-extensions >= 5.2.6 && < 5.3,
+        primitive >= 0.9.1 && < 0.10,
+        unliftio >= 0.2.25 && < 0.3,
 
     hs-source-dirs:   src
     ghc-options:      -Wall