diff --git a/manifest.dhall b/manifest.dhall
index 63f415a4d7c830acb32d8fb7653a38690187ccdd..19cf566a31c07fff10b960ecc614eddd61effed3 100644
--- a/manifest.dhall
+++ b/manifest.dhall
@@ -605,6 +605,7 @@ in  [ callHackage "Cabal" "3.8.1.0"
     , callHackage "refact" "0.3.0.2"
     , callHackage "regex-applicative" "0.3.4"
     , callHackage "regex-base" "0.94.0.2"
+    , callHackage "regex-compat" "0.95.2.1"
     , callHackage "regex-pcre-builtin" "0.95.2.3.8.44"
     , callHackage "regex-posix" "0.96.0.1"
     , callHackage "regex-tdfa" "1.3.2"
diff --git a/overlay.nix b/overlay.nix
index d309f85faec9163d6dd282c705b81c48adc689bb..923bf5fd363ad94ff4d6719ac4833f5391d0771e 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -939,6 +939,8 @@ self: with pkgs.haskell.lib; {
 
   regex-base = self.callPackage (./pkgs/regex-base.nix) { };
 
+  regex-compat = self.callPackage (./pkgs/regex-compat.nix) { };
+
   regex-pcre-builtin = self.callPackage (./pkgs/regex-pcre-builtin.nix) { };
 
   regex-posix = self.callPackage (./pkgs/regex-posix.nix) { };
diff --git a/pkgs/regex-compat.nix b/pkgs/regex-compat.nix
new file mode 100644
index 0000000000000000000000000000000000000000..bea5efae234af4046ceac147a54db170ce56c5e9
--- /dev/null
+++ b/pkgs/regex-compat.nix
@@ -0,0 +1,23 @@
+{ mkDerivation, array, base, lib, regex-base, regex-posix }:
+mkDerivation {
+  pname = "regex-compat";
+  version = "0.95.2.1";
+  sha256 = "8f7b386c72fd605a292edfb809b8620245b4a3ab7af192ad79e36778596e7947";
+  revision = "2";
+  editedCabalFile = "0ldqpdxikm17ydrkfmichflkdqdrkspv4r0qy3zbdgqf5033pj4n";
+  isLibrary = true;
+  isExecutable = false;
+  enableSeparateDataOutput = false;
+  libraryHaskellDepends = [ array base regex-base regex-posix ];
+  enableLibraryProfiling = false;
+  enableExecutableProfiling = false;
+  doHaddock = false;
+  jailbreak = true;
+  doCheck = false;
+  doBenchmark = false;
+  hyperlinkSource = false;
+  homepage = "https://wiki.haskell.org/Regular_expressions";
+  description = "Replaces/enhances \"Text.Regex\"";
+  license = lib.licenses.bsd3;
+  broken = false;
+}