diff --git a/pkgs/applications/version-management/git-and-tools/git-trim/default.nix b/pkgs/applications/version-management/git-and-tools/git-trim/default.nix
index ab558ec42d9..0a3360b33b0 100644
--- a/pkgs/applications/version-management/git-and-tools/git-trim/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-trim/default.nix
@@ -2,23 +2,23 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "git-trim";
-  version = "0.2.4";
+  version = "0.3.1";
 
   src = fetchFromGitHub {
     owner = "foriequal0";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0gfmv9bwhh6bv0s9kfbxq9wsvrk3zz3ibavbpp9l8cpqc3145pqy";
+    sha256 = "06wni47s8yq274bh5f7bcy0sah23938kjiw5pdxnma5kwwnrccrr";
   };
 
-  cargoSha256 = "0xklczk4vbh2mqf76r3rsfyclyza9imf6yss7vbkm9w4ir3ar9f3";
+  cargoSha256 = "06ndja8212xy4rybh1117wijsyj70w4z8h6km538a7598s49vzdk";
 
   nativeBuildInputs = [ pkg-config ];
 
   buildInputs = [ openssl ] ++ stdenv.lib.optionals stdenv.isDarwin [ libiconv Security ];
 
   postInstall = ''
-    install -Dm644 docs/git-trim.md.1 $out/share/man/man1/git-trim.1
+    install -Dm644 -t $out/share/man/man1/ docs/git-trim.1
   '';
 
   # fails with sandbox