diff --git a/build_scripts/compile_version_string.txt b/build_scripts/compile_version_string.txt
index 749414c..ad6abd3 100644
--- a/build_scripts/compile_version_string.txt
+++ b/build_scripts/compile_version_string.txt
@@ -1 +1 @@
-4.0.1-release
+4.0.1-dev