diff --git a/kde-misc/kdiff3/kdiff3-1.12.2.recipe b/kde-misc/kdiff3/kdiff3-1.12.3.recipe
similarity index 95%
rename from kde-misc/kdiff3/kdiff3-1.12.2.recipe
rename to kde-misc/kdiff3/kdiff3-1.12.3.recipe
index 405e1b494..3c179177a 100644
--- a/kde-misc/kdiff3/kdiff3-1.12.2.recipe
+++ b/kde-misc/kdiff3/kdiff3-1.12.3.recipe
@@ -17,7 +17,7 @@ COPYRIGHT="2016-2024 Michael Reeves
 LICENSE="GNU GPL v2"
 REVISION="1"
 SOURCE_URI="https://download.kde.org/stable/kdiff3/kdiff3-$portVersion.tar.xz"
-CHECKSUM_SHA256="31a37cbcf9d42078a7b4845d42ac1a033a7d7232a5abaeaa028f6425bb9fa439"
+CHECKSUM_SHA256="e22654c457881799808305529c6b596c0c9dc38b5a2ecc142ec76d46f6873f4c"
 SOURCE_DIR="kdiff3-$portVersion"
 ADDITIONAL_FILES="kdiff3.rdef.in"
 
@@ -27,7 +27,6 @@ SECONDARY_ARCHITECTURES="x86"
 PROVIDES="
 	kdiff3$secondaryArchSuffix = $portVersion
 	app:KDiff3 = $portVersion
-	cmd:kdiff3$commandSuffix = $portVersion
 	"
 REQUIRES="
 	haiku$secondaryArchSuffix
@@ -67,7 +66,7 @@ REQUIRES="
 
 BUILD_REQUIRES="
 	haiku${secondaryArchSuffix}_devel
-	devel:libboost_system$secondaryArchSuffix >= 1.83.0
+	devel:libboost_system$secondaryArchSuffix >= 1.85.0
 	devel:libicuuc$secondaryArchSuffix >= 74
 	# KF6
 	extra_cmake_modules$secondaryArchSuffix
@@ -129,17 +128,17 @@ INSTALL()
 	# cleanup
 	rm -rf $dataDir/{applications,icons,metainfo}
 
-	local APP_SIGNATURE="application/x-vnd.Qt6-kdiff3"
 	local MAJOR="`echo "$portVersion" | cut -d. -f1`"
 	local MIDDLE="`echo "$portVersion" | cut -d. -f2`"
 	local MINOR="`echo "$portVersion" | cut -d. -f3`"
 	local LONG_INFO="$SUMMARY"
+	local APP_SIGNATURE="application/x-vnd.kde-kdiff3"
 	sed \
-		-e "s|@APP_SIGNATURE@|$APP_SIGNATURE|" \
 		-e "s|@MAJOR@|$MAJOR|" \
 		-e "s|@MIDDLE@|$MIDDLE|" \
 		-e "s|@MINOR@|$MINOR|" \
 		-e "s|@LONG_INFO@|$LONG_INFO|" \
+		-e "s|@APP_SIGNATURE@|$APP_SIGNATURE|" \
 		$portDir/additional-files/kdiff3.rdef.in > kdiff3.rdef
 
 	addResourcesToBinaries kdiff3.rdef $appsDir/KDiff3