diff --git a/launch/tf-env.nix b/launch/tf-env.nix
index 9924a917..9ef8518a 100644
--- a/launch/tf-env.nix
+++ b/launch/tf-env.nix
@@ -14,6 +14,7 @@ pkgs.stdenv.mkDerivation {
     runHook preBuild
     pushd launch/
     echo '${lib.strings.toJSON sources}' > .npins.json
+    rm .terraform.lock.hcl
     tofu init -input=false
     popd
     runHook postBuild