diff --git a/autoinstrumentation/dotnet/version.txt b/autoinstrumentation/dotnet/version.txt
index efa59c1d8f..616da2f44b 100644
--- a/autoinstrumentation/dotnet/version.txt
+++ b/autoinstrumentation/dotnet/version.txt
@@ -1 +1 @@
-0.3.1-beta.1
+0.4.0-beta.1