diff --git a/pinecone/__version__ b/pinecone/__version__
index acf9bf09..0c89fc92 100644
--- a/pinecone/__version__
+++ b/pinecone/__version__
@@ -1 +1 @@
-3.2.2
\ No newline at end of file
+4.0.0
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 227eaa73..38efcdf2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ exclude = '''
 
 [tool.poetry]
 name = "pinecone-client"
-version = "3.2.2"
+version = "4.0.0"
 packages = [
     { include="pinecone", from="." },
 ]