diff --git a/pkgs/by-name/co/colorstorm/0001-fix-segfault.patch b/pkgs/by-name/co/colorstorm/0001-fix-segfault.patch
new file mode 100644
index 000000000000..af572eb75fb3
--- /dev/null
+++ b/pkgs/by-name/co/colorstorm/0001-fix-segfault.patch
@@ -0,0 +1,12 @@
+diff --git a/src/templator.zig b/src/templator.zig
+index 5630a04..0dc8ca7 100644
+--- a/src/templator.zig
++++ b/src/templator.zig
+@@ -77,7 +77,6 @@ pub fn parse_themes(f: std.fs.File) ![]Theme {
+     }
+ 
+     const parsed = try std.json.parseFromSlice([]Theme, a, list.items, .{});
+-    defer parsed.deinit();
+     const themes = parsed.value;
+ 
+     return themes;
diff --git a/pkgs/by-name/co/colorstorm/package.nix b/pkgs/by-name/co/colorstorm/package.nix
index 0f997fa2cc8a..a665bd9ed557 100644
--- a/pkgs/by-name/co/colorstorm/package.nix
+++ b/pkgs/by-name/co/colorstorm/package.nix
@@ -2,22 +2,31 @@
   lib,
   stdenv,
   fetchFromGitHub,
-  zig_0_9,
+  zig_0_13,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "colorstorm";
-  version = "2.0.0";
+  # last tagged release is three years old and requires outdated Zig 0.9
+  # new release requested in: https://github.com/benbusby/colorstorm/issues/16
+  version = "2.0.0-unstable-2025-01-17";
 
   src = fetchFromGitHub {
     owner = "benbusby";
     repo = "colorstorm";
-    rev = "v${finalAttrs.version}";
-    hash = "sha256-6+P+QQpP1jxsydqhVrZkjl1gaqNcx4kS2994hOBhtu8=";
+    rev = "e645c4293fb5f72968038dac99e0b8dab3db194f";
+    hash = "sha256-6D+aNcjJksv7E9RJB9fnzgzvGoUPXV4Shz5wLu5YHtg=";
   };
 
+  patches = [
+    # Fixes a use-after-free segfault.
+    # See https://github.com/benbusby/colorstorm/pull/15#discussion_r1930406581
+    # and upstream PR https://github.com/NixOS/nixpkgs/pull/377279
+    ./0001-fix-segfault.patch
+  ];
+
   nativeBuildInputs = [
-    zig_0_9.hook
+    zig_0_13.hook
   ];
 
   meta = {
@@ -25,7 +34,7 @@ stdenv.mkDerivation (finalAttrs: {
     homepage = "https://github.com/benbusby/colorstorm";
     license = lib.licenses.mit;
     maintainers = [ ];
-    inherit (zig_0_9.meta) platforms;
+    inherit (zig_0_13.meta) platforms;
     mainProgram = "colorstorm";
   };
 })