diff --git a/src/goTest/run.ts b/src/goTest/run.ts
index 6958011..5005243 100644
--- a/src/goTest/run.ts
+++ b/src/goTest/run.ts
@@ -477,14 +477,16 @@
 	}
 
 	// Resolve a test name to a test item. If the test name is TestXxx/Foo, Foo is
-	// created as a child of TestXxx. The same is true for TestXxx#Foo and
-	// TestXxx/#Foo.
+	// created as a child of TestXxx.
 	resolveTestName(tests: Record<string, TestItem>, name: string): TestItem | undefined {
 		if (!name) {
 			return;
 		}
 
-		const re = /[#/]+/;
+		// Heuristically determines whether a test is a subtest by checking the existence of "/".
+		// BUG: go test does not escape "/" included in the name passed to t.Run, so that
+		// can result in confusing presentation.
+		const re = /\/+/;
 
 		const resolve = (parent?: TestItem, start = 0, length = 0): TestItem | undefined => {
 			const pos = start + length;
diff --git a/test/integration/goTest.run.test.ts b/test/integration/goTest.run.test.ts
index 23d6833..e52d7df 100644
--- a/test/integration/goTest.run.test.ts
+++ b/test/integration/goTest.run.test.ts
@@ -144,6 +144,12 @@
 			const tSub = tMain.children.get(GoTest.id(uri, 'test', 'TestMain/Sub'));
 			assert(tSub, 'Subtest was not created');
 
+			console.log('Locate subtests with conflicting names');
+			const tSub2 = tMain.children.get(GoTest.id(uri, 'test', 'TestMain/Sub#01'));
+			assert(tSub2, 'Subtest #01 was not created');
+			const tSub3 = tMain.children.get(GoTest.id(uri, 'test', 'TestMain/Sub#01#01'));
+			assert(tSub3, 'Subtest #01#01 was not created');
+
 			// Run subtest by itself
 			console.log('Run subtest by itself');
 			assert(await testExplorer.runner.run({ include: [tSub] }), 'Failed to execute `go test`');
diff --git a/test/testdata/subTest/sub_test.go b/test/testdata/subTest/sub_test.go
index d78d47a..ce66fe9 100644
--- a/test/testdata/subTest/sub_test.go
+++ b/test/testdata/subTest/sub_test.go
@@ -5,6 +5,8 @@
 func TestMain(t *testing.T) {
 	t.Log("Main")
 	t.Run("Sub", func(t *testing.T) { t.Log("Sub") })
+	t.Run("Sub", func(t *testing.T) { t.Log("Sub#01") })
+	t.Run("Sub#01", func(t *testing.T) { t.Log("Sub#01#01") })
 }
 
 func TestOther(t *testing.T) {