diff --git a/build/linux/flatpak/org.gimp.GIMP-nightly.json b/build/linux/flatpak/org.gimp.GIMP-nightly.json
index 41520d9635..8a92bc35ad 100644
--- a/build/linux/flatpak/org.gimp.GIMP-nightly.json
+++ b/build/linux/flatpak/org.gimp.GIMP-nightly.json
@@ -596,12 +596,6 @@
                         "stable-only": true,
                         "url-template": "https://github.com/HEASARC/cfitsio/archive/refs/tags/cfitsio-$version.tar.gz"
                     }
-                },
-                {
-                    "type": "patch",
-                    "paths": [
-                        "patches/0001-bump-CMake-min-required-version.patch"
-                    ]
                 }
             ],
             "buildsystem": "cmake-ninja",
diff --git a/build/linux/flatpak/patches/0001-bump-CMake-min-required-version.patch b/build/linux/flatpak/patches/0001-bump-CMake-min-required-version.patch
deleted file mode 100644
index c0c88a08b8..0000000000
--- a/build/linux/flatpak/patches/0001-bump-CMake-min-required-version.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From 101e0880fca41e2223df7eec56d9e84e90b9ed56 Mon Sep 17 00:00:00 2001
-From: Jeff McKenna <jmckenna@gatewaygeomatics.com>
-Date: Mon, 19 May 2025 11:55:24 -0300
-Subject: [PATCH] bump CMake min required version
-
----
- CMakeLists.txt | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 9892645..83e197e 100755
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -9,7 +9,7 @@ IF(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
- 		)
- ENDIF()
- 
--CMAKE_MINIMUM_REQUIRED(VERSION 3.1)
-+CMAKE_MINIMUM_REQUIRED(VERSION 3.15)
- 
- # Suppress warning about WIN32 no longer being defined on Cygwin:
- SET(CMAKE_LEGACY_CYGWIN_WIN32 0)
--- 
-2.49.0.windows.1
-