diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1df833d..4b85332 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,8 @@
 cmake_minimum_required(VERSION 3.19)
 
-set(AQUAMARINE_VERSION "0.1.0")
+file(READ "${CMAKE_SOURCE_DIR}/VERSION" VER_RAW)
+string(STRIP ${VER_RAW} AQUAMARINE_VERSION)
+
 add_compile_definitions(AQUAMARINE_VERSION="${AQUAMARINE_VERSION}")
 
 project(aquamarine
diff --git a/VERSION b/VERSION
new file mode 100644
index 0000000..6e8bf73
--- /dev/null
+++ b/VERSION
@@ -0,0 +1 @@
+0.1.0
diff --git a/flake.nix b/flake.nix
index 3325c4b..50cee2e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -36,6 +36,7 @@
       (builtins.substring 4 2 longDate)
       (builtins.substring 6 2 longDate)
     ]);
+    version = lib.removeSuffix "\n" (builtins.readFile ./VERSION);
   in {
     overlays = {
       default = self.overlays.aquamarine;
@@ -47,7 +48,7 @@
         (final: prev: {
           aquamarine = final.callPackage ./nix/default.nix {
             stdenv = final.gcc13Stdenv;
-            version = "0.pre" + "+date=" + (mkDate (self.lastModifiedDate or "19700101")) + "_" + (self.shortRev or "dirty");
+            version = version + "+date=" + (mkDate (self.lastModifiedDate or "19700101")) + "_" + (self.shortRev or "dirty");
           };
           aquamarine-with-tests = final.aquamarine.override {doCheck = true;};
         })