diff --git a/package/libosmium/0001-Require-a-more-modern-CMake.patch b/package/libosmium/0001-Require-a-more-modern-CMake.patch
deleted file mode 100644
index 6c39e751fb..0000000000
--- a/package/libosmium/0001-Require-a-more-modern-CMake.patch
+++ /dev/null
@@ -1,45 +0,0 @@
-From 7ab87418a0697ac9b7b5f005fbd64dcd99a01124 Mon Sep 17 00:00:00 2001
-From: Jochen Topf <jochen@topf.org>
-Date: Tue, 15 Jul 2025 17:19:57 +0200
-Subject: [PATCH] Require a more modern CMake
-
-So it works with CMake 4
-
-See #391
-
-Upstream: https://github.com/osmcode/libosmium/commit/7ab87418a0697ac9b7b5f005fbd64dcd99a01124
-
-Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
----
- CMakeLists.txt | 11 ++---------
- 1 file changed, 2 insertions(+), 9 deletions(-)
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index cfeffa8e..80f6bfe1 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -6,7 +6,7 @@
- #
- #-----------------------------------------------------------------------------
- 
--cmake_minimum_required(VERSION 2.8.12 FATAL_ERROR)
-+cmake_minimum_required(VERSION 3.10.0 FATAL_ERROR)
- list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
- 
- 
-@@ -36,14 +36,7 @@ set(CMAKE_CONFIGURATION_TYPES "Debug;Release;RelWithDebInfo;MinSizeRel;Dev;Cover
- #
- #-----------------------------------------------------------------------------
- 
--project(libosmium)
--
--set(LIBOSMIUM_VERSION_MAJOR 2)
--set(LIBOSMIUM_VERSION_MINOR 22)
--set(LIBOSMIUM_VERSION_PATCH 0)
--
--set(LIBOSMIUM_VERSION
--    "${LIBOSMIUM_VERSION_MAJOR}.${LIBOSMIUM_VERSION_MINOR}.${LIBOSMIUM_VERSION_PATCH}")
-+project(libosmium VERSION 2.22.0 LANGUAGES CXX C)
- 
- set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
- 
diff --git a/package/libosmium/libosmium.hash b/package/libosmium/libosmium.hash
index 9f09024f74..28cd63532f 100644
--- a/package/libosmium/libosmium.hash
+++ b/package/libosmium/libosmium.hash
@@ -1,3 +1,3 @@
 # Locally calculated
-sha256  8f74e3f6ba295baa7325ae5606e8f74ad9056f1d6ab4555c50bff6aa8246f366  libosmium-2.22.0.tar.gz
+sha256  eb47d8163396c73870dbf27819dcadda0c56f0191935c4f8659d1e61b261552f  libosmium-2.23.1.tar.gz
 sha256  c9bff75738922193e67fa726fa225535870d2aa1059f91452c411736284ad566  LICENSE
diff --git a/package/libosmium/libosmium.mk b/package/libosmium/libosmium.mk
index 5b73b3a128..c7736668f5 100644
--- a/package/libosmium/libosmium.mk
+++ b/package/libosmium/libosmium.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LIBOSMIUM_VERSION = 2.22.0
+LIBOSMIUM_VERSION = 2.23.1
 LIBOSMIUM_SITE = $(call github,osmcode,libosmium,v$(LIBOSMIUM_VERSION))
 LIBOSMIUM_LICENSE = BSL-1.0
 LIBOSMIUM_LICENSE_FILES = LICENSE