diff --git a/quic/core/http/http_decoder_test.cc b/quic/core/http/http_decoder_test.cc
index b0a3f6b..d37cdd4 100644
--- a/quic/core/http/http_decoder_test.cc
+++ b/quic/core/http/http_decoder_test.cc
@@ -80,7 +80,7 @@
   EXPECT_EQ(3u, decoder_.ProcessInput(in, QUIC_ARRAYSIZE(in)));
   EXPECT_EQ(QUIC_NO_ERROR, decoder_.error());
   ASSERT_EQ("", decoder_.error_detail());
-  EXPECT_EQ(0xB + 0x1F * 3, decoder_.current_frame_type());
+  EXPECT_EQ(0xB + 0x1F * 3u, decoder_.current_frame_type());
 }
 
 TEST_F(HttpDecoderTest, ReservedFramesSmallPayload) {
@@ -113,7 +113,7 @@
   EXPECT_EQ(QUIC_ARRAYSIZE(in), decoder_.ProcessInput(in, QUIC_ARRAYSIZE(in)));
   EXPECT_EQ(QUIC_NO_ERROR, decoder_.error());
   ASSERT_EQ("", decoder_.error_detail());
-  EXPECT_EQ(0xB + 0x1F * 3, decoder_.current_frame_type());
+  EXPECT_EQ(0xB + 0x1F * 3u, decoder_.current_frame_type());
 }
 
 TEST_F(HttpDecoderTest, ReservedFramesLargePayload) {
@@ -147,7 +147,7 @@
   EXPECT_EQ(QUIC_ARRAYSIZE(in), decoder_.ProcessInput(in, QUIC_ARRAYSIZE(in)));
   EXPECT_EQ(QUIC_NO_ERROR, decoder_.error());
   ASSERT_EQ("", decoder_.error_detail());
-  EXPECT_EQ(0xB + 0x1F * 3, decoder_.current_frame_type());
+  EXPECT_EQ(0xB + 0x1F * 3u, decoder_.current_frame_type());
 }
 
 TEST_F(HttpDecoderTest, CancelPush) {