diff --git a/nrpypn/release.txt b/nrpypn/release.txt
index 1b23640..4e8d13b 100644
--- a/nrpypn/release.txt
+++ b/nrpypn/release.txt
@@ -1 +1 @@
-version = "2.0.0"
+version = "2.0.1-dev"