diff --git a/absl/base/internal/strerror_test.cc b/absl/base/internal/strerror_test.cc
index e32d5b5c..d12c537b 100644
--- a/absl/base/internal/strerror_test.cc
+++ b/absl/base/internal/strerror_test.cc
@@ -39,7 +39,8 @@ TEST(StrErrorTest, ValidErrorCode) {
 TEST(StrErrorTest, InvalidErrorCode) {
   errno = ERANGE;
   EXPECT_THAT(absl::base_internal::StrError(-1),
-              AnyOf(Eq("No error information"), Eq("Unknown error -1")));
+              AnyOf(Eq("No error information"), Eq("Unknown error -1"),
+                    Eq("Unknown error")));
   EXPECT_THAT(errno, Eq(ERANGE));
 }