diff --git a/dev-haskell/zlib/Manifest b/dev-haskell/zlib/Manifest
index 739845850ae84..974ce4abb6b40 100644
--- a/dev-haskell/zlib/Manifest
+++ b/dev-haskell/zlib/Manifest
@@ -2,3 +2,5 @@ DIST zlib-0.6.2.3-rev1.cabal 5329 BLAKE2B fd3f11e91ea754c34b79be5a194ee05a2d411a
 DIST zlib-0.6.2.3.tar.gz 149186 BLAKE2B 5665c6a076c0efdb6074ca72e3723ddeb4a7d851abf06450ccb8a4ee6179c3e45be63c3c620d02787b088a6c18723ba2d5a77c525d59dc4ab9bbe1770e79517b SHA512 535fc711af639967c032791c6a0c09680ac186c706e02a28cfabd9b2dcddc84a6ee5f6007e2ed67c1dc19dd6d561cb821d8840dba7386b63cc002418c4d5040a
 DIST zlib-0.6.3.0-rev2.cabal 5367 BLAKE2B 4fb30c7af39286710ee5925f6e211c69c90b75f17c99f527e62ca4f9b0271544e22cdb4973f35c45524f81ca4401623effcb85830ada0aa5d11880db6d4742d6 SHA512 9f2851974abc0da417afdb914f4ce3d72c5945d23a39685174f40f2224ba5001a94ae9761cf44b2961a8fa135f28c689bcf913267a2b086e73fa353e9dc22672
 DIST zlib-0.6.3.0.tar.gz 369595 BLAKE2B 3a3ecb4ef2cce3332be22a1137b89c3ff27a600326fbc4c53610a588bcfe79f2c3b6916ad68705b7d397c0cc53aaf958a19eccd39edfb66e07b3cfae701d8890 SHA512 95daae13c5d5458fd7c610ce4cc686dc7af477364c4dcf3d31abede84f6e4b4e70ea255f7ded586d46d9bb6298d19c93b8856eec16c6002265ed076e52bf9a21
+DIST zlib-0.7.1.0-rev2.cabal 5357 BLAKE2B bf84ade33e213a2ad7a6bb144c3cb68e98587b1ae2e8eea37561d93c59f2a25b5f0ec3894546a3a0c85a1d3d114f3d62d8c81ff4d3dcc7468f1770c39edba7c2 SHA512 ced6d37d7155fcccef9512c5a23f3f40b58dcf7e2b9c6e4d7df4828e6b1fcaf88242b4dd0e6db07f3b5bc4cce051cdeca1f925660e6c9dc43efac0e2f3caca51
+DIST zlib-0.7.1.0.tar.gz 29318 BLAKE2B a5a1b0576ddc01e5d57597e22d2c2996858deca484dc66133c47812d74c9bfdd291aa2e099b6a3602b8bf6fa8e4c74c3323bd1aa0b89ce327874b171dbda823c SHA512 cc83b1550092ba45595873cb66ce4bd65b4ca372bf0461f2337de9fe1765d95dd8e27e2696ee1fdfd6dc58f0f81c499002492e461f00fc928b11ede98a928c81
diff --git a/dev-haskell/zlib/zlib-0.7.1.0.ebuild b/dev-haskell/zlib/zlib-0.7.1.0.ebuild
new file mode 100644
index 0000000000000..037f7ee18ff37
--- /dev/null
+++ b/dev-haskell/zlib/zlib-0.7.1.0.ebuild
@@ -0,0 +1,39 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# ebuild generated by hackport 0.9.0.0.9999
+#hackport: flags: +pkg-config
+
+CABAL_HACKAGE_REVISION=2
+
+CABAL_FEATURES="lib profile haddock hoogle hscolour test-suite"
+inherit haskell-cabal
+
+DESCRIPTION="Compression and decompression in the gzip and zlib formats"
+HOMEPAGE="https://hackage.haskell.org/package/zlib"
+
+LICENSE="BSD"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~riscv ~x86"
+IUSE="bundled-c-zlib non-blocking-ffi"
+
+RDEPEND=">=dev-lang/ghc-9.0.2:=
+	bundled-c-zlib? ( <dev-haskell/zlib-clib-2:=[profile?] )
+	!bundled-c-zlib? ( virtual/zlib:= )
+"
+DEPEND="${RDEPEND}
+	>=dev-haskell/cabal-3.4.1.0
+	test? ( >=dev-haskell/quickcheck-2 <dev-haskell/quickcheck-3
+		>=dev-haskell/tasty-0.8 <dev-haskell/tasty-1.6
+		>=dev-haskell/tasty-quickcheck-0.8 <dev-haskell/tasty-quickcheck-1 )
+	!bundled-c-zlib? ( virtual/pkgconfig )
+"
+
+src_configure() {
+	haskell-cabal_src_configure \
+		$(cabal_flag bundled-c-zlib bundled-c-zlib) \
+		$(cabal_flag non-blocking-ffi non-blocking-ffi) \
+		--flag=pkg-config
+}