diff --git a/package.yaml b/package.yaml
index 83d9fbc..91f40e0 100644
--- a/package.yaml
+++ b/package.yaml
@@ -28,10 +28,6 @@ default-extensions:
 
 dependencies:
   - base
-  - containers
-  - leancheck
-  - text
-  - vector
   - QuickCheck
 
 ghc-options:
@@ -41,6 +37,11 @@ ghc-options:
 
 library:
   source-dirs: src
+  dependencies:
+    - containers
+    - leancheck
+    - text
+    - vector
 
 executables:
   scalie-exe:
diff --git a/scalie.cabal b/scalie.cabal
index b96a3b2..6764e9c 100644
--- a/scalie.cabal
+++ b/scalie.cabal
@@ -80,11 +80,7 @@ executable scalie-exe
   build-depends:
       QuickCheck
     , base
-    , containers
-    , leancheck
     , scalie
-    , text
-    , vector
   default-language: Haskell2010
 
 test-suite scalie-test
@@ -110,13 +106,9 @@ test-suite scalie-test
   build-depends:
       QuickCheck
     , base
-    , containers
-    , leancheck
     , scalie
     , tasty
     , tasty-leancheck
     , tasty-quickcheck
     , template-haskell
-    , text
-    , vector
   default-language: Haskell2010