diff --git a/src/services/utilities.ts b/src/services/utilities.ts
index e2101de2a7ba3..e20f049ab8366 100644
--- a/src/services/utilities.ts
+++ b/src/services/utilities.ts
@@ -1259,7 +1259,7 @@ namespace ts {
     export function findPrecedingToken(position: number, sourceFile: SourceFileLike, startNode: Node, excludeJsdoc?: boolean): Node | undefined;
     export function findPrecedingToken(position: number, sourceFile: SourceFile, startNode?: Node, excludeJsdoc?: boolean): Node | undefined;
     export function findPrecedingToken(position: number, sourceFile: SourceFileLike, startNode?: Node, excludeJsdoc?: boolean): Node | undefined {
-        const result = find(startNode! || sourceFile);
+        const result = find((startNode || sourceFile) as Node);
         Debug.assert(!(result && isWhiteSpaceOnlyJsxText(result)));
         return result;
 
diff --git a/tests/cases/fourslash/server/formatOnOpenCurlyBraceIndentation.ts b/tests/cases/fourslash/server/formatOnTypeOpenCurlyWithBraceCompletion.ts
similarity index 89%
rename from tests/cases/fourslash/server/formatOnOpenCurlyBraceIndentation.ts
rename to tests/cases/fourslash/server/formatOnTypeOpenCurlyWithBraceCompletion.ts
index 6141f2886de37..dceda9e98fcb0 100644
--- a/tests/cases/fourslash/server/formatOnOpenCurlyBraceIndentation.ts
+++ b/tests/cases/fourslash/server/formatOnTypeOpenCurlyWithBraceCompletion.ts
@@ -6,7 +6,6 @@
 
 goTo.marker("");
 format.onType("", "{");
-// format.document();
 verify.currentFileContentIs(
 `if (foo) {
     if (bar) { }