@@ -80,11 +80,16 @@ export default createRule<[], MessageId>({
           return;
         }
 
-        const asyncIteratorSymbol = tsutils.getWellKnownSymbolPropertyOfType(
-          type,
-          'asyncIterator',
-          checker,
-        );
+        const asyncIteratorSymbol = tsutils
+          .unionTypeParts(type)
+          .map(t =>
+            tsutils.getWellKnownSymbolPropertyOfType(
+              t,
+              'asyncIterator',
+              checker,
+            ),
+          )
+          .find(symbol => symbol != null);
 
         if (asyncIteratorSymbol == null) {
           context.report({
 
@@ -217,6 +217,13 @@ async function forAwait() {
   for await (const value of anee) {
     console.log(value);
   }
+}
+      `,
+    },
+    {
+      code: `
+declare const asyncIter: AsyncIterable<string> | Iterable<string>;
+for await (const s of asyncIter) {
 }
       `,
     },
Original file line number	Diff line number	Diff line change
`@@ -217,6 +217,13 @@ async function forAwait() {`
`217`	`217`	`for await (const value of anee) {`
`218`	`218`	`console.log(value);`
`219`	`219`	`}`
	`220`	`+}`
	`221`	+ `,
	`222`	`+ },`
	`223`	`+ {`
	`224`	+ code: `
	`225`	`+declare const asyncIter: AsyncIterable<string> \| Iterable<string>;`
	`226`	`+for await (const s of asyncIter) {`
`220`	`227`	`}`
`221`	`228`	`,
`222`	`229`	`},`