diff --git a/experimental/packages/sdk-logs/test/browser/export/BatchLogRecordProcessor.test.ts b/experimental/packages/sdk-logs/test/browser/export/BatchLogRecordProcessor.test.ts
index 09ccbfc30cc..7bef5aeb254 100644
--- a/experimental/packages/sdk-logs/test/browser/export/BatchLogRecordProcessor.test.ts
+++ b/experimental/packages/sdk-logs/test/browser/export/BatchLogRecordProcessor.test.ts
@@ -30,6 +30,7 @@ const describeDocument =
 type WebVisibilityState = 'visible' | 'hidden';
 
 describeDocument('BatchLogRecordProcessor - web main context', () => {
+  // TODO: change to DocumentVisibilityState when TypeScript is upgraded to 4.6+
   let visibilityState: WebVisibilityState = 'visible';
   let exporter: LogRecordExporter;
   let processor: BatchLogRecordProcessor;
diff --git a/packages/opentelemetry-sdk-trace-base/test/browser/export/BatchSpanProcessor.test.ts b/packages/opentelemetry-sdk-trace-base/test/browser/export/BatchSpanProcessor.test.ts
index f510d518ff2..901dd74ebfe 100644
--- a/packages/opentelemetry-sdk-trace-base/test/browser/export/BatchSpanProcessor.test.ts
+++ b/packages/opentelemetry-sdk-trace-base/test/browser/export/BatchSpanProcessor.test.ts
@@ -30,6 +30,7 @@ const describeDocument =
   typeof document === 'object' ? describe : describe.skip;
 
 describeDocument('BatchSpanProcessor - web main context', () => {
+  // TODO: change to DocumentVisibilityState when TypeScript is upgraded to 4.6+
   let visibilityState: WebVisibilityState = 'visible';
   let exporter: SpanExporter;
   let processor: BatchSpanProcessor;