diff --git a/torch_ort/version.txt b/torch_ort/version.txt
index 1c99201..b7cc11d 100644
--- a/torch_ort/version.txt
+++ b/torch_ort/version.txt
@@ -1 +1 @@
-1.18.0.dev
+1.19.0.dev
diff --git a/torch_ort_inference/version.txt b/torch_ort_inference/version.txt
index 1c99201..b7cc11d 100644
--- a/torch_ort_inference/version.txt
+++ b/torch_ort_inference/version.txt
@@ -1 +1 @@
-1.18.0.dev
+1.19.0.dev