diff --git a/google/cloud/spanner_dbapi/connection.py b/google/cloud/spanner_dbapi/connection.py
index e6d1d64db1..e70141a3dd 100644
--- a/google/cloud/spanner_dbapi/connection.py
+++ b/google/cloud/spanner_dbapi/connection.py
@@ -531,7 +531,9 @@ def connect(
     """
 
     client_info = ClientInfo(
-        user_agent=user_agent or DEFAULT_USER_AGENT, python_version=PY_VERSION
+        user_agent=user_agent or DEFAULT_USER_AGENT,
+        python_version=PY_VERSION,
+        client_library_version=spanner.__version__,
     )
 
     if isinstance(credentials, str):
diff --git a/google/cloud/spanner_dbapi/version.py b/google/cloud/spanner_dbapi/version.py
index 63bd687feb..e75d5da91b 100644
--- a/google/cloud/spanner_dbapi/version.py
+++ b/google/cloud/spanner_dbapi/version.py
@@ -17,4 +17,4 @@
 
 PY_VERSION = platform.python_version()
 VERSION = pkg_resources.get_distribution("google-cloud-spanner").version
-DEFAULT_USER_AGENT = "dbapi/" + VERSION
+DEFAULT_USER_AGENT = "gl-dbapi/" + VERSION
diff --git a/tests/system/test_dbapi.py b/tests/system/test_dbapi.py
index d0ad26e79f..0f06217a00 100644
--- a/tests/system/test_dbapi.py
+++ b/tests/system/test_dbapi.py
@@ -409,7 +409,11 @@ def test_user_agent(shared_instance, dbapi_database):
     conn = connect(shared_instance.name, dbapi_database.name)
     assert (
         conn.instance._client._client_info.user_agent
-        == "dbapi/" + pkg_resources.get_distribution("google-cloud-spanner").version
+        == "gl-dbapi/" + pkg_resources.get_distribution("google-cloud-spanner").version
+    )
+    assert (
+        conn.instance._client._client_info.client_library_version
+        == pkg_resources.get_distribution("google-cloud-spanner").version
     )