diff --git a/masakari/db/api.py b/masakari/db/api.py
index 0d925114..734112b8 100644
--- a/masakari/db/api.py
+++ b/masakari/db/api.py
@@ -19,15 +19,15 @@ Call these functions from masakari.db namespace, not the masakari.db.api
 namespace.
 """
 
-from oslo_db import concurrency
+from oslo_db import api
 
 import masakari.conf
 
 CONF = masakari.conf.CONF
 
-_BACKEND_MAPPING = {'sqlalchemy': 'masakari.db.sqlalchemy.api'}
-
-IMPL = concurrency.TpoolDbapiWrapper(CONF, backend_mapping=_BACKEND_MAPPING)
+IMPL = api.DBAPI.from_config(
+    conf=CONF, backend_mapping={'sqlalchemy': 'nova.db.sqlalchemy.api'},
+)
 
 # The maximum value a signed INT type may have
 MAX_INT = 0x7FFFFFFF
diff --git a/releasenotes/notes/drop-oslo_db-use_tpool-fb7134d9f9cad80f.yaml b/releasenotes/notes/drop-oslo_db-use_tpool-fb7134d9f9cad80f.yaml
new file mode 100644
index 00000000..287c27f4
--- /dev/null
+++ b/releasenotes/notes/drop-oslo_db-use_tpool-fb7134d9f9cad80f.yaml
@@ -0,0 +1,4 @@
+---
+upgrade:
+  - |
+    Experimental support for thread pooling of DB API calls has been removed.