diff --git a/lib/ads/interstitial_ad_manager.js b/lib/ads/interstitial_ad_manager.js
index a802933f40..34aaa7f67f 100644
--- a/lib/ads/interstitial_ad_manager.js
+++ b/lib/ads/interstitial_ad_manager.js
@@ -955,6 +955,8 @@ shaka.ads.InterstitialAdManager = class {
     goog.asserts.assert(this.player_, 'Must have player');
     goog.asserts.assert(this.basePlayer_, 'Must have base player');
     this.player_.configure(this.basePlayer_.getNonDefaultConfiguration());
+    this.player_.configure('ads.disableHLSInterstitial', true);
+    this.player_.configure('ads.disableDASHInterstitial', true);
     const netEngine = this.player_.getNetworkingEngine();
     goog.asserts.assert(netEngine, 'Need networking engine');
     netEngine.clearAllRequestFilters();