diff --git a/packages/vscode/src/client.ts b/packages/vscode/src/client.ts
index a94c8e389..fa31b7ea6 100644
--- a/packages/vscode/src/client.ts
+++ b/packages/vscode/src/client.ts
@@ -5,6 +5,7 @@ import "./fill/storageDatabase";
 import "./fill/windowsService";
 import "./fill/environmentService";
 import "./fill/vscodeTextmate";
+import "./fill/codeEditor";
 import { PasteAction } from "./fill/paste";
 import "./fill/dom";
 import "./vscode.scss";
diff --git a/packages/vscode/src/fill/codeEditor.ts b/packages/vscode/src/fill/codeEditor.ts
new file mode 100644
index 000000000..d6a5fbd67
--- /dev/null
+++ b/packages/vscode/src/fill/codeEditor.ts
@@ -0,0 +1,25 @@
+import { join } from "path";
+import * as editor from "vs/editor/browser/services/codeEditorServiceImpl";
+import { IDecorationRenderOptions } from "vs/editor/common/editorCommon";
+
+/**
+ * This converts icon paths for decorations to the correct URL.
+ */
+abstract class CodeEditorServiceImpl extends editor.CodeEditorServiceImpl {
+
+	public registerDecorationType(key: string, options: IDecorationRenderOptions, parentTypeKey?: string): void {
+		super.registerDecorationType(key, options ? {
+			...options,
+			gutterIconPath: options.gutterIconPath && options.gutterIconPath.scheme === "file" ? {
+				...options.gutterIconPath,
+				scheme: location.protocol.replace(":", ""),
+				authority: location.host,
+				path: join("/resource", options.gutterIconPath.path),
+			} :options.gutterIconPath,
+		} : {}, parentTypeKey);
+	}
+
+}
+
+const target = editor as typeof editor;
+target.CodeEditorServiceImpl = CodeEditorServiceImpl;