diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 0.1.4.5
+- Fix dependencies for GHC < 8.0
+
 # 0.1.4.4
 - Update to foldl < 1.4
 
diff --git a/foldl-statistics.cabal b/foldl-statistics.cabal
--- a/foldl-statistics.cabal
+++ b/foldl-statistics.cabal
@@ -1,5 +1,5 @@
 name: foldl-statistics
-version: 0.1.4.4
+version: 0.1.4.5
 cabal-version: >=1.10
 build-type: Simple
 license: BSD3
@@ -28,45 +28,55 @@
     location: https://github.com/Data61/foldl-statistics
 
 library
+    
+    if impl(ghc <8.0)
+        build-depends:
+            semigroups >=0.18 && <1.0
     exposed-modules:
         Control.Foldl.Statistics
     build-depends:
         base >=4.7 && <5,
         foldl >=1.1 && <1.4,
         math-functions >=0.1 && <0.3,
-        profunctors ==5.2.*,
-        semigroups >=0.18.2 && <1.0
+        profunctors ==5.2.*
     default-language: Haskell2010
     hs-source-dirs: src
 
 test-suite foldl-statistics-test
+    
+    if impl(ghc <8.0)
+        build-depends:
+            semigroups >=0.18.2 && <0.19
     type: exitcode-stdio-1.0
     main-is: Spec.hs
     build-depends:
         base >=4.7 && <5.0,
-        foldl-statistics >=0.1.4.4 && <0.2,
-        foldl >=1.2.1 && <1.3,
+        foldl-statistics >=0.1.4.5 && <0.2,
+        foldl >=1.2.5 && <1.3,
         statistics >=0.13 && <0.15,
         tasty ==0.11.*,
         tasty-quickcheck ==0.8.*,
         vector >=0.11 && <0.13,
         quickcheck-instances ==0.3.*,
-        profunctors ==5.2.*,
-        semigroups >=0.18.2 && <0.19
+        profunctors ==5.2.*
     default-language: Haskell2010
     hs-source-dirs: test
     ghc-options: -threaded -rtsopts -with-rtsopts=-N
 
 benchmark bench-folds
+    
+    if impl(ghc <8.0)
+        build-depends:
+            semigroups >=0.18.2 && <0.19
     type: exitcode-stdio-1.0
     main-is: Main.hs
     build-depends:
-        base >=4.9.0.0 && <4.10,
-        foldl-statistics >=0.1.4.4 && <0.2,
+        base >=4.9.1.0 && <4.10,
+        foldl-statistics >=0.1.4.5 && <0.2,
         criterion ==1.1.*,
         vector >=0.10 && <1.0,
         statistics >=0.13.3.0 && <0.14,
         mwc-random ==0.13.*,
-        foldl >=1.2.1 && <1.3
+        foldl >=1.2.5 && <1.3
     default-language: Haskell2010
     hs-source-dirs: bench