diff --git a/pkgs/by-name/md/mdadm4/no-self-references.patch b/pkgs/by-name/md/mdadm4/no-self-references.patch
deleted file mode 100644
index 3b3dc4d84609..000000000000
--- a/pkgs/by-name/md/mdadm4/no-self-references.patch
+++ /dev/null
@@ -1,124 +0,0 @@
-diff --git a/Makefile b/Makefile
-index 2a51d813..a31ac48a 100644
---- a/Makefile
-+++ b/Makefile
-@@ -63,6 +63,9 @@ endif
- ifdef DEBIAN
- CPPFLAGS += -DDEBIAN
- endif
-+ifdef NIXOS
-+CPPFLAGS += -DNIXOS
-+endif
- ifdef DEFAULT_OLD_METADATA
-  CPPFLAGS += -DDEFAULT_OLD_METADATA
-  DEFAULT_METADATA=0.90
-@@ -129,6 +132,7 @@ endif
- INSTALL = /usr/bin/install
- DESTDIR =
- BINDIR  = /sbin
-+INSTALL_BINDIR = ${BINDIR}
- MANDIR  = /usr/share/man
- MAN4DIR = $(MANDIR)/man4
- MAN5DIR = $(MANDIR)/man5
-@@ -253,16 +257,16 @@ sha1.o : sha1.c sha1.h md5.h
- install : install-bin install-man install-udev
- 
- install-static : mdadm.static install-man
--	$(INSTALL) -D $(STRIP) -m 755 mdadm.static $(DESTDIR)$(BINDIR)/mdadm
-+	$(INSTALL) -D $(STRIP) -m 755 mdadm.static $(DESTDIR)$(INSTALL_BINDIR)/mdadm
- 
- install-tcc : mdadm.tcc install-man
--	$(INSTALL) -D $(STRIP) -m 755 mdadm.tcc $(DESTDIR)$(BINDIR)/mdadm
-+	$(INSTALL) -D $(STRIP) -m 755 mdadm.tcc $(DESTDIR)$(INSTALL_BINDIR)/mdadm
- 
- install-uclibc : mdadm.uclibc install-man
--	$(INSTALL) -D $(STRIP) -m 755 mdadm.uclibc $(DESTDIR)$(BINDIR)/mdadm
-+	$(INSTALL) -D $(STRIP) -m 755 mdadm.uclibc $(DESTDIR)$(INSTALL_BINDIR)/mdadm
- 
- install-klibc : mdadm.klibc install-man
--	$(INSTALL) -D $(STRIP) -m 755 mdadm.klibc $(DESTDIR)$(BINDIR)/mdadm
-+	$(INSTALL) -D $(STRIP) -m 755 mdadm.klibc $(DESTDIR)$(INSTALL_BINDIR)/mdadm
- 
- install-man: mdadm.8 md.4 mdadm.conf.5 mdmon.8
- 	$(INSTALL) -D -m 644 mdadm.8 $(DESTDIR)$(MAN8DIR)/mdadm.8
-@@ -305,7 +309,7 @@ install-bin: mdadm mdmon
- 	$(INSTALL) -D $(STRIP) -m 755 mdmon $(DESTDIR)$(BINDIR)/mdmon
- 
- uninstall:
--	rm -f $(DESTDIR)$(MAN8DIR)/mdadm.8 $(DESTDIR)$(MAN8DIR)/mdmon.8 $(DESTDIR)$(MAN4DIR)/md.4 $(DESTDIR)$(MAN5DIR)/mdadm.conf.5 $(DESTDIR)$(BINDIR)/mdadm
-+	rm -f $(DESTDIR)$(MAN8DIR)/mdadm.8 $(DESTDIR)$(MAN8DIR)/mdmon.8 $(DESTDIR)$(MAN4DIR)/md.4 $(DESTDIR)$(MAN5DIR)/mdadm.conf.5 $(DESTDIR)$(INSTALL_BINDIR)/mdadm
- 
- test: mdadm mdmon test_stripe swap_super raid6check
- 	@echo "Please run './test' as root"
-diff --git a/policy.c b/policy.c
-index eee9ef63..9f916e9d 100644
---- a/policy.c
-+++ b/policy.c
-@@ -817,12 +817,39 @@ char *find_rule(struct rule *rule, char *rule_type)
- #define UDEV_RULE_FORMAT \
- "ACTION==\"add\", SUBSYSTEM==\"block\", " \
- "ENV{DEVTYPE}==\"%s\", ENV{ID_PATH}==\"%s\", " \
--"RUN+=\"" BINDIR "/mdadm --incremental $env{DEVNAME}\"\n"
-+"RUN+=\"%s/mdadm --incremental $env{DEVNAME}\"\n"
- 
- #define UDEV_RULE_FORMAT_NOTYPE \
- "ACTION==\"add\", SUBSYSTEM==\"block\", " \
- "ENV{ID_PATH}==\"%s\", " \
--"RUN+=\"" BINDIR "/mdadm --incremental $env{DEVNAME}\"\n"
-+"RUN+=\"%s/mdadm --incremental $env{DEVNAME}\"\n"
-+
-+#ifdef NIXOS
-+const char *get_mdadm_bindir(void)
-+{
-+	static char *bindir = NULL;
-+	if (bindir != NULL) {
-+		return bindir;
-+	} else {
-+		int len;
-+		bindir = xmalloc(1025);
-+		len = readlink("/proc/self/exe", bindir, 1024);
-+		if (len > 0) {
-+			char *basename;
-+			if ((basename = strrchr(bindir, '/')) != NULL)
-+				*basename = '\0';
-+			else
-+				*(bindir + len) = '\0';
-+		} else {
-+			*bindir = '\0';
-+		}
-+		return bindir;
-+	}
-+}
-+#define SELF get_mdadm_bindir()
-+#else
-+#define SELF BINDIR
-+#endif
- 
- /* Write rule in the rule file. Use format from UDEV_RULE_FORMAT */
- int write_rule(struct rule *rule, int fd, int force_part)
-@@ -836,9 +863,9 @@ int write_rule(struct rule *rule, int fd, int force_part)
- 	if (force_part)
- 		typ = type_part;
- 	if (typ)
--		snprintf(line, sizeof(line) - 1, UDEV_RULE_FORMAT, typ, pth);
-+		snprintf(line, sizeof(line) - 1, UDEV_RULE_FORMAT, typ, pth, SELF);
- 	else
--		snprintf(line, sizeof(line) - 1, UDEV_RULE_FORMAT_NOTYPE, pth);
-+		snprintf(line, sizeof(line) - 1, UDEV_RULE_FORMAT_NOTYPE, pth, SELF);
- 	return write(fd, line, strlen(line)) == (int)strlen(line);
- }
- 
-diff --git a/util.c b/util.c
-index 3d05d074..e004a798 100644
---- a/util.c
-+++ b/util.c
-@@ -1913,7 +1913,9 @@ int start_mdmon(char *devnm)
- 	char pathbuf[1024];
- 	char *paths[4] = {
- 		pathbuf,
-+#ifndef NIXOS
- 		BINDIR "/mdmon",
-+#endif
- 		"./mdmon",
- 		NULL
- 	};
diff --git a/pkgs/by-name/md/mdadm4/package.nix b/pkgs/by-name/md/mdadm4/package.nix
index 2143acc494e5..a35b504f6234 100644
--- a/pkgs/by-name/md/mdadm4/package.nix
+++ b/pkgs/by-name/md/mdadm4/package.nix
@@ -15,27 +15,16 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "mdadm";
-  version = "4.4";
+  version = "4.6";
 
   src = fetchgit {
     url = "https://git.kernel.org/pub/scm/utils/mdadm/mdadm.git";
     tag = "mdadm-${finalAttrs.version}";
-    hash = "sha256-jGmc8fkJM0V9J7V7tQPXSF/WD0kzyEAloBAwaAFenS0=";
+    hash = "sha256-jFsVPJC4lcShkSwQCGjVdVkvk4q4weM7i5DzrLgpuSM=";
   };
 
   patches = [
-    ./no-self-references.patch
     ./fix-hardcoded-mapdir.patch
-    # Fixes build on musl
-    (fetchurl {
-      url = "https://raw.githubusercontent.com/void-linux/void-packages/e58d2b17d3c40faffc0d426aab00184f28d9dafa/srcpkgs/mdadm/patches/musl.patch";
-      hash = "sha256-TIcQs+8RM5Q6Z8MHkI50kaJd7f9WdS/EVI16F7b2+SA=";
-    })
-    # Fixes build on musl 1.2.5+
-    (fetchurl {
-      url = "https://lore.kernel.org/linux-raid/20240220165158.3521874-1-raj.khem@gmail.com/raw";
-      hash = "sha256-JOZ8n7zi+nq236NPpB4e2gUy8I3l3DbcoLhpeL73f98=";
-    })
   ];
 
   makeFlags = [
@@ -97,6 +86,7 @@ stdenv.mkDerivation (finalAttrs: {
   };
 
   meta = {
+    changelog = "https://git.kernel.org/pub/scm/utils/mdadm/mdadm.git/tree/CHANGELOG.md?h=${finalAttrs.src.tag}";
     description = "Programs for managing RAID arrays under Linux";
     homepage = "https://git.kernel.org/pub/scm/utils/mdadm/mdadm.git";
     license = lib.licenses.gpl2Plus;