diff --git a/recipes-application/pim/kopeninghours.inc b/recipes-application/pim/kopeninghours.inc
index bceae8d..57f2a3c 100644
--- a/recipes-application/pim/kopeninghours.inc
+++ b/recipes-application/pim/kopeninghours.inc
@@ -9,6 +9,8 @@ LICENSE = "LGPL-2.0-or-later"
 LIC_FILES_CHKSUM = "file://LICENSES/LGPL-2.0-or-later.txt;md5=6d2d9952d88b50a51a5c73dc431d06c7"
 PR = "r0"
 
+SRC_URI:append = " file://0001-Fix-reproducible-builds.patch"
+
 DEPENDS += " \
     qtbase \
     kholidays \
diff --git a/recipes-application/pim/kopeninghours/0001-Fix-reproducible-builds.patch b/recipes-application/pim/kopeninghours/0001-Fix-reproducible-builds.patch
new file mode 100644
index 0000000..5675fef
--- /dev/null
+++ b/recipes-application/pim/kopeninghours/0001-Fix-reproducible-builds.patch
@@ -0,0 +1,38 @@
+From 6bbff155485af7aefd34133f2e2fa70c3f6e785b Mon Sep 17 00:00:00 2001
+From: Andreas Cord-Landwehr <cordlandwehr@kde.org>
+Date: Mon, 4 Nov 2024 18:26:27 +0100
+Subject: [PATCH] Fix reproducible builds
+
+Do not generate absolute file names into headers
+
+Upstream-Status: Backport [https://invent.kde.org/libraries/kopeninghours/-/merge_requests/116]
+
+SPDX-FileCopyrightText: Andreas Cord-Landwehr <cordlandwehr@kde.org>
+SPDX-License-Identifier: MIT
+Signed-off-by: Andreas Cord-Landwehr <cordlandwehr@kde.org>
+---
+ src/lib/CMakeLists.txt | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
+index 920f8b0..a05f11e 100644
+--- a/src/lib/CMakeLists.txt
++++ b/src/lib/CMakeLists.txt
+@@ -6,12 +6,13 @@ flex_target(openinghoursscanner
+     openinghourslexer.l
+     ${CMAKE_CURRENT_BINARY_DIR}/openinghourslexer.cpp
+     DEFINES_FILE ${CMAKE_CURRENT_BINARY_DIR}/openinghoursscanner_p.h
+-    COMPILE_FLAGS "--nounistd"
++    COMPILE_FLAGS "--nounistd --noline"
+ )
+ bison_target(openinghoursparser
+     openinghoursparser.y
+     ${CMAKE_CURRENT_BINARY_DIR}/openinghoursparser.cpp
+     DEFINES_FILE ${CMAKE_CURRENT_BINARY_DIR}/openinghoursparser_p.h
++    COMPILE_FLAGS "--no-lines"
+ )
+ add_flex_bison_dependency(openinghoursscanner openinghoursparser)
+ set_source_files_properties(${BISON_openinghoursparser_OUTPUTS} ${FLEX_openinghoursscanner_OUTPUTS} PROPERTIES SKIP_AUTOMOC ON)
+-- 
+2.43.0
+