diff --git a/.reuse/dep5 b/.reuse/dep5
index c63a9aca..cc71982f 100644
--- a/.reuse/dep5
+++ b/.reuse/dep5
@@ -30,7 +30,7 @@ Copyright: None
 License: CC0-1.0
 
 # cmake
-Files: *.cmake *CMakeLists.txt *.pc.in, cmake/*.in misc/*.in
+Files: *.cmake *CMakeLists.txt *.pc.in, cmake/*.in misc/*.in VERSION
 Copyright: None
 License: CC0-1.0
 
diff --git a/.syncexclude b/.syncexclude
index 7b42c60d..f45bbe96 100644
--- a/.syncexclude
+++ b/.syncexclude
@@ -9,3 +9,4 @@
 # are always ignored
 linglong.yaml
 conanfile.py
+VERSION
diff --git a/CMakeLists.txt b/CMakeLists.txt
index bce068c9..6d4002e0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,9 @@
 cmake_minimum_required (VERSION 3.13)
 
-set (DTK_VERSION "5.6.12" CACHE STRING "define project version")
+file(READ "${CMAKE_CURRENT_SOURCE_DIR}/VERSION" DTK_FILE_VERSION)
+string(STRIP "${DTK_FILE_VERSION}" DTK_FILE_VERSION)
+set(DTK_VERSION "${DTK_FILE_VERSION}" CACHE STRING "DTK version")
+
 project (DtkCore
   VERSION ${DTK_VERSION}
   DESCRIPTION "DTK Core module"
diff --git a/VERSION b/VERSION
new file mode 100644
index 00000000..7b9e0e8b
--- /dev/null
+++ b/VERSION
@@ -0,0 +1 @@
+5.7.15
diff --git a/archlinux/PKGBUILD b/archlinux/PKGBUILD
index 749bc573..806d3b3e 100644
--- a/archlinux/PKGBUILD
+++ b/archlinux/PKGBUILD
@@ -1,6 +1,6 @@
 # Maintainer: justforlxz <justforlxz@gmail.com>
 pkgname=dtkcore-git
-pkgver=5.6.16
+pkgver=5.7.15
 pkgrel=1
 sourcename=dtkcore
 sourcetars=("$sourcename"_"$pkgver".tar.xz)
@@ -19,7 +19,6 @@ sha512sums=('SKIP')
 
 build() {
   cd $sourcedir
-  version=$(echo $pkgver | awk -F'[+_~-]' '{print $1}')
   cmake \
     -GNinja \
     -DMKSPECS_INSTALL_DIR=lib/qt/mkspecs/modules \
@@ -31,8 +30,7 @@ build() {
     -DCMAKE_INSTALL_PREFIX=/usr \
     -DCMAKE_BUILD_TYPE=Release \
     -DD_DSG_APP_DATA_FALLBACK=/var/dsg/appdata \
-    -DBUILD_WITH_SYSTEMD=ON \
-    -DDTK_VERSION=$version
+    -DBUILD_WITH_SYSTEMD=ON
   ninja
 }
 
diff --git a/debian/rules b/debian/rules
index f618c0b2..6db6843e 100755
--- a/debian/rules
+++ b/debian/rules
@@ -7,7 +7,6 @@ export DEB_CXXFLAGS_MAINT_APPEND = -Ofast
 DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
 
 VERSION = $(DEB_VERSION_UPSTREAM)
-PACK_VER = $(shell echo $(VERSION) | awk -F'[+_~-]' '{print $$1}')
 
 # Calculate build version:
 # 5.6.8 -> 0; 5.6.8.7 -> 7; 5.6.8+u001 -> 1; 5.6.8.7+u001 -> 7; 5.6.8.0+u001 -> 0
@@ -22,7 +21,7 @@ endif
 	dh $@
 
 override_dh_auto_configure:
-	dh_auto_configure -- -DBUILD_WITH_SYSTEMD=ON -DBUILD_EXAMPLES=OFF -DBUILD_DOCS=ON -DBUILD_VERSION=$(BUILD_VER) -DDTK_VERSION=$(PACK_VER) -DD_DSG_APP_DATA_FALLBACK=/var/dsg/appdata
+	dh_auto_configure -- -DBUILD_WITH_SYSTEMD=ON -DBUILD_EXAMPLES=OFF -DBUILD_DOCS=ON -DBUILD_VERSION=$(BUILD_VER) -DD_DSG_APP_DATA_FALLBACK=/var/dsg/appdata
 
 #override_dh_auto_test:
 #	echo "skip auto test"