diff --git a/src/vs/workbench/parts/extensions/node/extensionsWorkbenchService.ts b/src/vs/workbench/parts/extensions/node/extensionsWorkbenchService.ts
index 0b776a5fc85d1b7b0733becd208dcacb3faba1bb..eb2226760ca1f3ef49a58c9ecd914f57cc7f8eaa 100644
--- a/src/vs/workbench/parts/extensions/node/extensionsWorkbenchService.ts
+++ b/src/vs/workbench/parts/extensions/node/extensionsWorkbenchService.ts
@@ -669,7 +669,7 @@ export class ExtensionsWorkbenchService implements IExtensionsWorkbenchService {
 
 	get allowedBadgeProviders(): string[] {
 		if (!this._extensionAllowedBadgeProviders) {
-			this._extensionAllowedBadgeProviders = product.extensionAllowedBadgeProviders || [];
+			this._extensionAllowedBadgeProviders = (product.extensionAllowedBadgeProviders || []).map(s => s.toLowerCase());
 		}
 		return this._extensionAllowedBadgeProviders;
 	}
diff --git a/src/vs/workbench/parts/html/browser/webview.ts b/src/vs/workbench/parts/html/browser/webview.ts
index aad7a57ae1a97924f8c8ddc10c4e6164b3149876..b96cb6a8033ffde0ed0b64e7cb7cb6a6a5b26951 100644
--- a/src/vs/workbench/parts/html/browser/webview.ts
+++ b/src/vs/workbench/parts/html/browser/webview.ts
@@ -346,7 +346,7 @@ export default class Webview {
 			return true;
 		}
 		if (this._options.svgWhiteList) {
-			return this._options.svgWhiteList.indexOf(uri.authority) >= 0;
+			return this._options.svgWhiteList.indexOf(uri.authority.toLowerCase()) >= 0;
 		}
 		return false;
 	}