diff --git a/pkgs/by-name/sp/splitcode/package.nix b/pkgs/by-name/sp/splitcode/package.nix
index 7de43dca3747..47c43e745c40 100644
--- a/pkgs/by-name/sp/splitcode/package.nix
+++ b/pkgs/by-name/sp/splitcode/package.nix
@@ -7,18 +7,15 @@
   zlib,
   nix-update-script,
 }:
-let
-  version = "0.31.3";
-in
-stdenv.mkDerivation {
+stdenv.mkDerivation (finalAttrs: {
   pname = "splitcode";
-  inherit version;
+  version = "0.31.4";
 
   src = fetchFromGitHub {
     owner = "pachterlab";
     repo = "splitcode";
-    tag = "v${version}";
-    hash = "sha256-EEYjBo52jPCSnv5WSGsXhfZEjsBCHdGerVPOZfShXBU=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-jaZptrF5HSQSe2KQdBNPprhsVZ2FSudZFgWPn9zQq3A=";
   };
 
   nativeBuildInputs = [ cmake ];
@@ -28,6 +25,12 @@ stdenv.mkDerivation {
     zlib
   ];
 
+  postPatch = ''
+    # https://github.com/pachterlab/splitcode/pull/46
+    substituteInPlace CMakeLists.txt \
+      --replace-fail 2.8.12 3.10
+  '';
+
   doCheck = true;
   checkPhase = ''
     mkdir func_tests
@@ -49,4 +52,4 @@ stdenv.mkDerivation {
       "aarch64-linux"
     ];
   };
-}
+})