diff --git a/pinecone/core/utils/constants.py b/pinecone/core/utils/constants.py
index ad24b804..5d14696c 100644
--- a/pinecone/core/utils/constants.py
+++ b/pinecone/core/utils/constants.py
@@ -12,7 +12,7 @@
 
 MAX_MSG_SIZE = 128 * 1024 * 1024
 
-MAX_ID_LENGTH = int(os.environ.get("PINECONE_MAX_ID_LENGTH", default="64"))
+MAX_ID_LENGTH = int(os.getenv("PINECONE_MAX_ID_LENGTH", default="64"))
 
 REQUEST_ID: str = "request_id"
 CLIENT_VERSION_HEADER = 'X-Pinecone-Client-Version'