diff --git a/core/fxcrt/bytestring_unittest.cpp b/core/fxcrt/bytestring_unittest.cpp
index 470cd98..1646a66 100644
--- a/core/fxcrt/bytestring_unittest.cpp
+++ b/core/fxcrt/bytestring_unittest.cpp
@@ -1393,7 +1393,7 @@
   EXPECT_EQ("FRED", fred.TrimmedRight('E'));
   EXPECT_EQ("FRE", fred.TrimmedRight('D'));
   ByteStringView fredd("FREDD");
-  EXPECT_EQ("FRE", fred.TrimmedRight('D'));
+  EXPECT_EQ("FRE", fredd.TrimmedRight('D'));
 }
 
 TEST(ByteStringView, ElementAccess) {
diff --git a/core/fxcrt/widestring_unittest.cpp b/core/fxcrt/widestring_unittest.cpp
index a16bf45..f75d106 100644
--- a/core/fxcrt/widestring_unittest.cpp
+++ b/core/fxcrt/widestring_unittest.cpp
@@ -1803,7 +1803,7 @@
   EXPECT_EQ(L"FRED", fred.TrimmedRight(L'E'));
   EXPECT_EQ(L"FRE", fred.TrimmedRight(L'D'));
   WideStringView fredd(L"FREDD");
-  EXPECT_EQ(L"FRE", fred.TrimmedRight(L'D'));
+  EXPECT_EQ(L"FRE", fredd.TrimmedRight(L'D'));
 }
 
 TEST(WideString, FormatWidth) {