diff --git a/defaults/docs-defaults.yaml b/defaults/docs-defaults.yaml
index 70a4bc7..53104ed 100644
--- a/defaults/docs-defaults.yaml
+++ b/defaults/docs-defaults.yaml
@@ -333,7 +333,7 @@ defaults:
       ota: 19.300000000
       satellite: 16.700000000
   default_platform_ad_format_by_channel:
-    app: Interstitial - 1080x1920 Banner
+    app: Generic GMSF 1.2 Display Ad
     ctv-bvod: 15s Video
     digital-audio: 30s Audio
     dooh: Landscape - 1920x1080 Image
@@ -342,9 +342,9 @@ defaults:
     social: Sponsored Post - 1080x1920 Image
     streaming-video: 15s Video
     traditional-radio: 30s Radio
-    web: Leaderboard - 728x90 Banner
+    web: Generic GMSF 1.2 Display Ad
   default_platform_ad_format_identifier_by_channel:
-    app: interstitial-app-phone
+    app: generic-gmsf-1-2-display-ad-app-phone
     ctv-bvod: 15s-video-ctv-bvod-tv
     digital-audio: 30s-audio-digital-audio-phone
     dooh: landscape-dooh
@@ -353,7 +353,7 @@ defaults:
     social: 1080-1920-sponsored-post-social-phone
     streaming-video: 15s-video-streaming-video-pc
     traditional-radio: 30s-radio-traditional-radio-radio
-    web: leaderboard-web-pc
+    web: generic-gmsf-1-2-display-ad-web-pc
   default_platform_embodied_emissions_per_bid_request_gco2e_per_imp: 0.000015000
   default_property_ad_funded_percentage_by_channel:
     app: 100
diff --git a/docs/snippets/defaults_channel_mapping.mdx b/docs/snippets/defaults_channel_mapping.mdx
index 8f4a9d1..e0de14e 100644
--- a/docs/snippets/defaults_channel_mapping.mdx
+++ b/docs/snippets/defaults_channel_mapping.mdx
@@ -55,8 +55,8 @@ default_platform_ad_format_identifier_by_channel:
   ctv-bvod:           15s-video-ctv-bvod-tv
   streaming-video:    15s-video-streaming-video-pc
   digital-audio:      30s-audio-digital-audio-phone
-  app:                interstitial-app-phone
-  web:                leaderboard-web-pc
+  app:                generic-gmsf-1-2-display-ad-app-phone
+  web:                generic-gmsf-1-2-display-ad-web-pc
   linear-tv:          30s-video-ctv-bvod-tv
   search:             generic-search-ad-search-phone
   traditional-radio:  30s-radio-traditional-radio-radio
@@ -66,8 +66,8 @@ default_platform_ad_format_by_channel:
   ctv-bvod: 15s Video
   streaming-video: 15s Video
   digital-audio:    30s Audio
-  app:      Interstitial - 1080x1920 Banner
-  web:      Leaderboard - 728x90 Banner
+  app:      Generic GMSF 1.2 Display Ad
+  web:      Generic GMSF 1.2 Display Ad
   linear-tv: 30s Video
   search:    Generic Search Ad
   traditional-radio: 30s Radio