diff --git a/download.lst b/download.lst
index 2b6b475489af..77374c4ab2a1 100644
--- a/download.lst
+++ b/download.lst
@@ -642,8 +642,8 @@ REVENGE_TARBALL := librevenge-0.0.$(REVENGE_VERSION_MICRO).tar.bz2
 # three static lines
 # so that git cherry-pick
 # will not run into conflicts
-MD4C_SHA256SUM := 55d0111d48fb11883aaee91465e642b8b640775a4d6993c2d0e7a8092758ef21
-MD4C_TARBALL := md4c-release-0.5.2.tar.gz
+MD4C_SHA256SUM := 353c346f376b87c954a13f3415ede2d51264cc61dc5abcd38ff1d2aa0d059b9e
+MD4C_TARBALL := md4c-release-0.5.3.tar.gz
 # three static lines
 # so that git cherry-pick
 # will not run into conflicts
diff --git a/external/md4c/0001-const-up-scheme_map.patch.1 b/external/md4c/0001-const-up-scheme_map.patch.1
deleted file mode 100644
index ca2f1d4aaf51..000000000000
--- a/external/md4c/0001-const-up-scheme_map.patch.1
+++ /dev/null
@@ -1,25 +0,0 @@
-From 66526366b67e3b42eb4c30cefa6f5efdff690c8e Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Caol=C3=A1n=20McNamara?= <caolan.mcnamara@collabora.com>
-Date: Sat, 26 Jul 2025 21:38:34 +0100
-Subject: [PATCH] const up scheme_map
-
----
- src/md4c.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/md4c.c b/src/md4c.c
-index e3f5cf9..947f5c9 100644
---- a/src/md4c.c
-+++ b/src/md4c.c
-@@ -3238,7 +3238,7 @@ md_collect_marks(MD_CTX* ctx, const MD_LINE* lines, MD_SIZE n_lines, int table_m
- 
-             /* A potential permissive URL autolink. */
-             if(ch == _T(':')) {
--                static struct {
-+                static const struct {
-                     const CHAR* scheme;
-                     SZ scheme_size;
-                     const CHAR* suffix;
--- 
-2.49.0
-
diff --git a/external/md4c/UnpackedTarball_md4c.mk b/external/md4c/UnpackedTarball_md4c.mk
index d4ea369638f3..ed368456c249 100644
--- a/external/md4c/UnpackedTarball_md4c.mk
+++ b/external/md4c/UnpackedTarball_md4c.mk
@@ -10,12 +10,5 @@
 $(eval $(call gb_UnpackedTarball_UnpackedTarball,md4c))
 $(eval $(call gb_UnpackedTarball_set_tarball,md4c,$(MD4C_TARBALL)))
 
-# 0001-const-up-scheme_map.patch.1 effort to upstream at:
-# https://github.com/mity/md4c/pull/291
-
-$(eval $(call gb_UnpackedTarball_add_patches,md4c,\
-	external/md4c/0001-const-up-scheme_map.patch.1 \
-))
-
 
 # vim: set noet sw=4 ts=4:
diff --git a/sw/qa/filter/md/md.cxx b/sw/qa/filter/md/md.cxx
index bc0457b2b0cf..dc710324fe05 100644
--- a/sw/qa/filter/md/md.cxx
+++ b/sw/qa/filter/md/md.cxx
@@ -134,7 +134,7 @@ CPPUNIT_TEST_FIXTURE(Test, testTdf169884_import_crash)
 
     CPPUNIT_ASSERT_EQUAL(OUString("Selected range of Release "
                                   "note\nhttps://wiki.documentfoundation.org/ReleaseNotes/"
-                                  "26.2#Markdown::text=Added%20support%20for%20importing%20from%"
+                                  "26.2#Markdown:~:text=Added%20support%20for%20importing%20from%"
                                   "20Markdown%20format"),
                          getParagraph(1)->getString());
 }