diff --git a/pkgs/development/tools/build-managers/gnumake/default.nix b/pkgs/development/tools/build-managers/gnumake/default.nix
index 6c02cf3a21bf..c6840241c609 100644
--- a/pkgs/development/tools/build-managers/gnumake/default.nix
+++ b/pkgs/development/tools/build-managers/gnumake/default.nix
@@ -37,9 +37,7 @@ stdenv.mkDerivation (finalAttrs: {
   # TODO: stdenv’s setup.sh should be aware of patch directories. It’s very
   # convenient to keep them in a separate directory but we can defer listing the
   # directory until derivation realization to avoid unnecessary Nix evaluations.
-  patches =
-    lib.filesystem.listFilesRecursive ./patches
-    ++ lib.optionals stdenv.hostPlatform.isMusl (lib.filesystem.listFilesRecursive ./musl-patches);
+  patches = lib.filesystem.listFilesRecursive ./patches;
 
   nativeBuildInputs = [
     autoreconfHook
diff --git a/pkgs/development/tools/build-managers/gnumake/musl-patches/0004-Fix-signatures-for-getenv-getopt.patch b/pkgs/development/tools/build-managers/gnumake/musl-patches/0004-Fix-signatures-for-getenv-getopt.patch
deleted file mode 100644
index f37b7a49e341..000000000000
--- a/pkgs/development/tools/build-managers/gnumake/musl-patches/0004-Fix-signatures-for-getenv-getopt.patch
+++ /dev/null
@@ -1,50 +0,0 @@
-From 776f707b5bb67d4c0c15f981b5a1b6d7f3a9cebc Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Sat, 22 Mar 2025 14:24:57 -0700
-Subject: [PATCH 4/5] Fix signatures for getenv/getopt
-
-GCC-15 complains about missing parameters, this gets found
-out when using non-glibc ( e.g. musl ) C library
-
-Fixes
-lib/fnmatch.c:124:14: error: conflicting types for 'getenv'; have 'char *(void)'
-|   124 | extern char *getenv ();
-|       |              ^~~~~~
-
-src/getopt.c: Define parameters of getenv() and getopt().
-src/getopt.h: Ditto.
----
-Link: https://lists.gnu.org/archive/html/bug-make/2025-03/msg00032.html
- src/getopt.c | 2 +-
- src/getopt.h | 2 +-
- 2 files changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/src/getopt.c b/src/getopt.c
-index 7a792de8..76251ccb 100644
---- a/src/getopt.c
-+++ b/src/getopt.c
-@@ -202,7 +202,7 @@ static char *posixly_correct;
-    whose names are inconsistent.  */
- 
- #ifndef getenv
--extern char *getenv ();
-+extern char *getenv (const char *);
- #endif
- 
- static char *
-diff --git a/src/getopt.h b/src/getopt.h
-index df18ceeb..d8bb2263 100644
---- a/src/getopt.h
-+++ b/src/getopt.h
-@@ -102,7 +102,7 @@ struct option
-    errors, only prototype getopt for the GNU C library.  */
- extern int getopt (int argc, char *const *argv, const char *shortopts);
- #else /* not __GNU_LIBRARY__ */
--extern int getopt ();
-+extern int getopt (int,  char * const*, const char *);
- #endif /* __GNU_LIBRARY__ */
- extern int getopt_long (int argc, char *const *argv, const char *shortopts,
- 		        const struct option *longopts, int *longind);
--- 
-2.51.2
-
diff --git a/pkgs/development/tools/build-managers/gnumake/musl-patches/0005-Fix-signatures-for-getenv-getopt.patch b/pkgs/development/tools/build-managers/gnumake/musl-patches/0005-Fix-signatures-for-getenv-getopt.patch
deleted file mode 100644
index c594ba27c2a9..000000000000
--- a/pkgs/development/tools/build-managers/gnumake/musl-patches/0005-Fix-signatures-for-getenv-getopt.patch
+++ /dev/null
@@ -1,34 +0,0 @@
-From a4169ae60a7cb2c2bc788daa2c91441cc807acbc Mon Sep 17 00:00:00 2001
-From: Yureka <yuka@yuka.dev>
-Date: Mon, 22 Dec 2025 20:53:31 +0100
-Subject: [PATCH 5/5] Fix signatures for getenv/getopt
-
-As the previous commit, this fixes GCC-15 complaining about mismatching
-definitions with non-glibc (musl) C library.
-
-Fixes
-lib/fnmatch.c:124:14: error: conflicting types for 'getenv'; have 'char *(void)'
-|   124 | extern char *getenv ();
-|       |              ^~~~~~
-
-lib/fnmatch.c: Define parameters of getenv()
----
- lib/fnmatch.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/lib/fnmatch.c b/lib/fnmatch.c
-index 01da376b..cb1c856b 100644
---- a/lib/fnmatch.c
-+++ b/lib/fnmatch.c
-@@ -121,7 +121,7 @@ USA.  */
-    whose names are inconsistent.  */
- 
- # if !defined _LIBC && !defined getenv
--extern char *getenv ();
-+extern char *getenv (const char *);
- # endif
- 
- # ifndef errno
--- 
-2.51.2
-