diff --git a/src/gam/gamlib/glapi.py b/src/gam/gamlib/glapi.py
index 5efc94d7..8da755d1 100644
--- a/src/gam/gamlib/glapi.py
+++ b/src/gam/gamlib/glapi.py
@@ -647,8 +647,9 @@ _SVCACCT_SCOPES = [
    'scope': 'https://www.googleapis.com/auth/gmail.settings.sharing'},
   {'name': 'Identity and Access Management API',
    'api': IAM,
+   'offByDefault': True,
    'subscopes': [],
-   'scope': CLOUD_PLATFORM_SCOPE},
+   'scope': 'https://www.googleapis.com/auth/iam'},
   {'name': 'Keep API',
    'api': KEEP,
    'subscopes': READONLY,