diff --git a/unittests/Support/BranchProbabilityTest.cpp b/unittests/Support/BranchProbabilityTest.cpp
index e90e7f8ff11..f03b09b66e8 100644
--- a/unittests/Support/BranchProbabilityTest.cpp
+++ b/unittests/Support/BranchProbabilityTest.cpp
@@ -326,14 +326,14 @@ TEST(BranchProbabilityTest, NormalizeProbabilities) {
   {
     SmallVector<BranchProbability, 2> Probs{{0, 1}, UnknownProb};
     BranchProbability::normalizeProbabilities(Probs.begin(), Probs.end());
-    EXPECT_EQ(0, Probs[0].getNumerator());
+    EXPECT_EQ(0U, Probs[0].getNumerator());
     EXPECT_EQ(BranchProbability::getDenominator(), Probs[1].getNumerator());
   }
   {
     SmallVector<BranchProbability, 2> Probs{{1, 1}, UnknownProb};
     BranchProbability::normalizeProbabilities(Probs.begin(), Probs.end());
     EXPECT_EQ(BranchProbability::getDenominator(), Probs[0].getNumerator());
-    EXPECT_EQ(0, Probs[1].getNumerator());
+    EXPECT_EQ(0U, Probs[1].getNumerator());
   }
   {
     SmallVector<BranchProbability, 2> Probs{{1, 2}, UnknownProb};
@@ -351,7 +351,7 @@ TEST(BranchProbabilityTest, NormalizeProbabilities) {
               Probs[1].getNumerator());
     EXPECT_EQ(BranchProbability::getDenominator() / 3 + 1,
               Probs[2].getNumerator());
-    EXPECT_EQ(0, Probs[3].getNumerator());
+    EXPECT_EQ(0U, Probs[3].getNumerator());
   }
 }