diff --git a/pkgs/applications/version-management/darcs-to-git/default.nix b/pkgs/applications/version-management/darcs-to-git/default.nix
index 14348921054b2..5a17c939652c7 100644
--- a/pkgs/applications/version-management/darcs-to-git/default.nix
+++ b/pkgs/applications/version-management/darcs-to-git/default.nix
@@ -1,14 +1,14 @@
-{ lib, stdenv, fetchFromGitHub, ruby, gnugrep, diffutils, git, darcs }:
+{ lib, stdenv, fetchFromGitHub, ruby, gnugrep, diffutils, git, darcs, unstableGitUpdater }:
 
 stdenv.mkDerivation {
   pname = "darcs-to-git";
-  version = "2015-06-04";
+  version = "unstable-2024-02-20";
 
   src = fetchFromGitHub {
     owner = "purcell";
     repo = "darcs-to-git";
-    rev = "e5fee32495908fe0f7d700644c7b37347b7a0a5b";
-    sha256 = "sha256-UQI3av+0zj1SNwEonwuk5n2RjZN3+tSJFJuFCjrorFM=";
+    rev = "2a31a95726658fef1b48e1f0010928fc2a69d5bf";
+    hash = "sha256-ep36lAYUnO3kX0ff3PxrBHog5CIGsJaERiNN5DmmAQI=";
   };
 
   patchPhase = let
@@ -72,6 +72,8 @@ stdenv.mkDerivation {
     rm -rf "$darcs_repos" "$git_repos" "$test_home"
   '';
 
+  passthru.updateScript = unstableGitUpdater { };
+
   meta = {
     description = "Converts a Darcs repository into a Git repository";
     homepage = "http://www.sanityinc.com/articles/converting-darcs-repositories-to-git";
diff --git a/pkgs/development/interpreters/ruby/default.nix b/pkgs/development/interpreters/ruby/default.nix
index c14cb4648e35a..c40949d822727 100644
--- a/pkgs/development/interpreters/ruby/default.nix
+++ b/pkgs/development/interpreters/ruby/default.nix
@@ -100,18 +100,11 @@ let
         # make: *** [uncommon.mk:373: do-install-all] Error 1
         enableParallelInstalling = false;
 
-        patches = op (lib.versionOlder ver.majMin "3.1") ./do-not-regenerate-revision.h.patch
-          ++ op useBaseRuby (
+        patches =
+          op useBaseRuby (
             if atLeast32 then ./do-not-update-gems-baseruby-3.2.patch
             else ./do-not-update-gems-baseruby.patch
           )
-          ++ ops (ver.majMin == "3.0") [
-            # Ruby 3.0 adds `-fdeclspec` to $CC instead of $CFLAGS. Fixed in later versions.
-            (fetchpatch {
-              url = "https://github.com/ruby/ruby/commit/0acc05caf7518cd0d63ab02bfa036455add02346.patch";
-              hash = "sha256-43hI9L6bXfeujgmgKFVmiWhg7OXvshPCCtQ4TxqK1zk=";
-            })
-         ]
           ++ ops atLeast31 [
             # When using a baseruby, ruby always sets "libdir" to the build
             # directory, which nix rejects due to a reference in to /build/ in
diff --git a/pkgs/development/interpreters/ruby/do-not-regenerate-revision.h.patch b/pkgs/development/interpreters/ruby/do-not-regenerate-revision.h.patch
deleted file mode 100644
index ddeb368ee8aeb..0000000000000
--- a/pkgs/development/interpreters/ruby/do-not-regenerate-revision.h.patch
+++ /dev/null
@@ -1,23 +0,0 @@
-Do not regenerate revision.h
-
-Ruby's makefile compares the shipped version with the git revision to regenerate
-revision.h [1], but since we don't include git in buildInputs, this comparison
-fails and it can't find $(REVISION_H).
-
-[1] https://github.com/ruby/ruby/commit/97a5af62a318fcd93a4e5e4428d576c0280ddbae
-
-diff -Naur ruby.old/defs/gmake.mk ruby.new/defs/gmake.mk
---- ruby.old/defs/gmake.mk
-+++ ruby.new/defs/gmake.mk
-@@ -325,11 +325,9 @@
- 
- REVISION_IN_HEADER := $(shell sed -n 's/^\#define RUBY_FULL_REVISION "\(.*\)"/\1/p' $(srcdir)/revision.h 2>/dev/null)
- REVISION_LATEST := $(shell $(CHDIR) $(srcdir) && git log -1 --format=%H 2>/dev/null)
--ifneq ($(REVISION_IN_HEADER),$(REVISION_LATEST))
- # GNU make treat the target as unmodified when its dependents get
- # updated but it is not updated, while others may not.
- $(srcdir)/revision.h: $(REVISION_H)
--endif
- 
- # Query on the generated rdoc
- #
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bbef460b03a55..e5233b47dfa78 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -17917,8 +17917,8 @@ with pkgs;
     ruby_3_2
     ruby_3_3;
 
-  ruby = ruby_3_1;
-  rubyPackages = rubyPackages_3_1;
+  ruby = ruby_3_2;
+  rubyPackages = rubyPackages_3_2;
 
   rubyPackages_3_1 = recurseIntoAttrs ruby_3_1.gems;
   rubyPackages_3_2 = recurseIntoAttrs ruby_3_2.gems;