diff --git a/node_normalizer/resources/openapi.yml b/node_normalizer/resources/openapi.yml
index fbe0772..98a73e1 100644
--- a/node_normalizer/resources/openapi.yml
+++ b/node_normalizer/resources/openapi.yml
@@ -26,7 +26,7 @@ info:
       - Standards Reference Implementation Team
     infores: "infores:sri-node-normalizer"
   x-trapi:
-    version: 1.4.0
+    version: 1.5.0
     operations:
       - annotate_nodes
 
diff --git a/node_normalizer/server.py b/node_normalizer/server.py
index a3e58d6..3b8a3f2 100644
--- a/node_normalizer/server.py
+++ b/node_normalizer/server.py
@@ -47,7 +47,7 @@
 
 redis_host = os.environ.get("REDIS_HOST", loader.get_config()["redis_host"])
 redis_port = os.environ.get("REDIS_PORT", loader.get_config()["redis_port"])
-TRAPI_VERSION = os.environ.get("TRAPI_VERSION", "1.4")
+TRAPI_VERSION = os.environ.get("TRAPI_VERSION", "1.5")
 
 async_query_tasks = set()