diff --git a/packages/spec-haskell/cabal.project.freeze b/packages/spec-haskell/cabal.project.freeze
new file mode 100644
index 0000000000..62775073df
--- /dev/null
+++ b/packages/spec-haskell/cabal.project.freeze
@@ -0,0 +1,56 @@
+active-repositories: hackage.haskell.org:merge
+constraints: any.HUnit ==1.6.2.0,
+             any.QuickCheck ==2.14.3,
+             QuickCheck -old-random +templatehaskell,
+             any.ansi-terminal ==1.1,
+             ansi-terminal -example,
+             any.ansi-terminal-types ==1.1,
+             any.array ==0.5.6.0,
+             any.base ==4.19.1.0,
+             any.binary ==0.8.9.1,
+             any.bytestring ==0.12.1.0,
+             any.call-stack ==0.4.0,
+             any.colour ==2.3.6,
+             any.containers ==0.6.8,
+             any.data-default ==0.7.1.1,
+             any.data-default-class ==0.1.2.0,
+             any.data-default-instances-containers ==0.0.1,
+             any.data-default-instances-dlist ==0.0.1,
+             any.data-default-instances-old-locale ==0.0.1,
+             any.deepseq ==1.5.0.0,
+             any.directory ==1.3.8.3,
+             directory +os-string,
+             any.dlist ==1.0,
+             dlist -werror,
+             any.exceptions ==0.10.7,
+             any.filepath ==1.5.2.0,
+             filepath -cpphs,
+             any.ghc-bignum ==1.3,
+             any.ghc-boot-th ==9.8.2,
+             any.ghc-prim ==0.11.0,
+             any.haskell-lexer ==1.1.1,
+             any.hspec ==2.11.7,
+             any.hspec-core ==2.11.7,
+             any.hspec-discover ==2.11.7,
+             any.hspec-expectations ==0.8.4,
+             any.math-extras ==0.1.1.0,
+             any.microlens ==0.4.13.1,
+             any.mtl ==2.3.1,
+             any.old-locale ==1.0.0.7,
+             any.os-string ==2.0.2,
+             any.pretty ==1.1.3.6,
+             any.primitive ==0.9.0.0,
+             any.process ==1.6.18.0,
+             any.quickcheck-io ==0.2.0,
+             any.random ==1.2.1.2,
+             any.rts ==1.0.2,
+             any.splitmix ==0.1.0.5,
+             splitmix -optimised-mixer,
+             any.stm ==2.5.2.1,
+             any.template-haskell ==2.21.0.0,
+             any.tf-random ==0.5,
+             any.time ==1.12.2,
+             any.transformers ==0.6.1.0,
+             any.unix ==2.8.5.0,
+             unix +os-string
+index-state: hackage.haskell.org 2024-03-25T10:39:21Z