diff --git a/pkgs/python-packages/default.nix b/pkgs/python-packages/default.nix
index 88e103022..94a40aa5b 100644
--- a/pkgs/python-packages/default.nix
+++ b/pkgs/python-packages/default.nix
@@ -1,15 +1,4 @@
 nbPkgs: python3:
-let
-  # Ignore eval error:
-  # `OpenSSL 1.1 is reaching its end of life on 2023/09/11 and cannot
-  # be supported through the NixOS 23.05 release cycle.`
-  # TODO-EXTERNAL: consider removing when
-  # https://github.com/Simplexum/python-bitcointx/issues/76 and
-  # https://github.com/JoinMarket-Org/joinmarket-clientserver#1451 are resolved.
-  openssl_1_1 = python3.pkgs.pkgs.openssl_1_1.overrideAttrs (old: {
-    meta = builtins.removeAttrs old.meta [ "knownVulnerabilities" ];
-  });
-in
 rec {
   pyPkgsOverrides = self: super: let
     inherit (self) callPackage;
@@ -30,10 +19,7 @@ rec {
       # Packages only used by joinmarket
       bencoderpyx = callPackage ./bencoderpyx {};
       chromalog = callPackage ./chromalog {};
-      python-bitcointx = callPackage ./python-bitcointx {
-        inherit (nbPkgs) secp256k1;
-        openssl = openssl_1_1;
-      };
+      python-bitcointx = callPackage ./python-bitcointx { inherit (nbPkgs) secp256k1; };
       runes = callPackage ./runes {};
       sha256 = callPackage ./sha256 {};
 
diff --git a/pkgs/python-packages/jmbitcoin/default.nix b/pkgs/python-packages/jmbitcoin/default.nix
index af50e23de..5c72ed6ae 100644
--- a/pkgs/python-packages/jmbitcoin/default.nix
+++ b/pkgs/python-packages/jmbitcoin/default.nix
@@ -14,6 +14,11 @@ buildPythonPackageWithDepsCheck rec {
     pytestCheckHook
   ];
 
+  patchPhase = ''
+    substituteInPlace setup.py \
+      --replace "'python-bitcointx==1.1.3'" "'python-bitcointx==1.1.4'"
+  '';
+
   meta = with lib; {
     homepage = "https://github.com/Joinmarket-Org/joinmarket-clientserver";
     maintainers = with maintainers; [ nixbitcoin ];
diff --git a/pkgs/python-packages/python-bitcointx/default.nix b/pkgs/python-packages/python-bitcointx/default.nix
index 91e1fc01c..a39ee5bf0 100644
--- a/pkgs/python-packages/python-bitcointx/default.nix
+++ b/pkgs/python-packages/python-bitcointx/default.nix
@@ -1,12 +1,14 @@
-{ lib, buildPythonPackageWithDepsCheck, fetchurl, secp256k1, openssl }:
+{ lib, buildPythonPackageWithDepsCheck, fetchFromGitHub, secp256k1 }:
 
 buildPythonPackageWithDepsCheck rec {
   pname = "python-bitcointx";
-  version = "1.1.3";
+  version = "1.1.4";
 
-  src = fetchurl {
-    url = "https://github.com/Simplexum/${pname}/archive/${pname}-v${version}.tar.gz";
-    sha256 = "f0f487c29619df0e94a04f6deb3dc950ff9954c072017bd3eda90f73c24f0953";
+  src = fetchFromGitHub {
+    owner = "Simplexum";
+    repo = "python-bitcointx";
+    rev = "python-bitcointx-v${version}";
+    hash = "sha256-y8/cyLQr3GbpYqCg8LKTfyL0OX7eIo5AxjdFTWTqHmk=";
   };
 
   patchPhase = ''
@@ -14,8 +16,6 @@ buildPythonPackageWithDepsCheck rec {
       substituteInPlace "bitcointx/$path" \
         --replace "ctypes.util.find_library('secp256k1')" "'${secp256k1}/lib/libsecp256k1.so'"
     done
-    substituteInPlace bitcointx/core/key.py \
-      --replace "ctypes.util.find_library('ssl')" "'${openssl.out}/lib/libssl.so'"
   '';
 
   meta = with lib; {
diff --git a/pkgs/python-packages/python-bitcointx/get-sha256.sh b/pkgs/python-packages/python-bitcointx/get-sha256.sh
index ce70cc895..0ecceb9f2 100755
--- a/pkgs/python-packages/python-bitcointx/get-sha256.sh
+++ b/pkgs/python-packages/python-bitcointx/get-sha256.sh
@@ -9,7 +9,7 @@ cd "$TMPDIR"
 echo "Fetching latest release"
 git clone https://github.com/simplexum/python-bitcointx 2> /dev/null
 cd python-bitcointx
-latest=python-bitcointx-v1.1.3
+latest=python-bitcointx-v1.1.4
 echo "Latest release is ${latest}"
 
 # GPG verification
@@ -19,6 +19,8 @@ gpg --keyserver hkps://keyserver.ubuntu.com --recv-keys B17A35BBA187395784E2A6B3
 echo "Verifying latest release"
 git verify-commit "$latest"
 
+git checkout -q "tags/$latest"
+rm -rf .git
+
 echo "tag: $latest"
-# The prefix option is necessary because GitHub prefixes the archive contents in this format
-echo "sha256: $(git archive --format tar.gz --prefix=python-bitcointx-"$latest"/ "$latest" | sha256sum | cut -d\  -f1)"
+nix hash path .