diff --git a/src/test/common/test_bloom_filter.cc b/src/test/common/test_bloom_filter.cc
index 033fd00a7ec..304357339f6 100644
--- a/src/test/common/test_bloom_filter.cc
+++ b/src/test/common/test_bloom_filter.cc
@@ -22,7 +22,7 @@ TEST(BloomFilter, Basic) {
   ASSERT_TRUE(bf.contains("foo"));
   ASSERT_TRUE(bf.contains("bar"));
 
-  ASSERT_EQ(2, bf.element_count());
+  ASSERT_EQ(2U, bf.element_count());
 }
 
 TEST(BloomFilter, Empty) {
@@ -300,6 +300,6 @@ TEST(BloomFilter, Assignement) {
   ASSERT_TRUE(bf2.contains("foo"));
   ASSERT_FALSE(bf2.contains("bar"));
 
-  ASSERT_EQ(2, bf1.element_count());
-  ASSERT_EQ(1, bf2.element_count());
+  ASSERT_EQ(2U, bf1.element_count());
+  ASSERT_EQ(1U, bf2.element_count());
 }
diff --git a/src/test/libradosstriper/aio.cc b/src/test/libradosstriper/aio.cc
index 873c803dc29..dbb6a335de0 100644
--- a/src/test/libradosstriper/aio.cc
+++ b/src/test/libradosstriper/aio.cc
@@ -410,7 +410,7 @@ TEST_F(StriperTestPP, RoundTripAppendPP) {
     TestAlarm alarm;
     my_completion3->wait_for_complete();
   }
-  ASSERT_EQ(sizeof(buf) + sizeof(buf2), my_completion3->get_return_value());
+  ASSERT_EQ(sizeof(buf) + sizeof(buf2), (unsigned)my_completion3->get_return_value());
   ASSERT_EQ(0, memcmp(bl3.c_str(), buf, sizeof(buf)));
   ASSERT_EQ(0, memcmp(bl3.c_str() + sizeof(buf), buf2, sizeof(buf2)));
   my_completion->release();
@@ -495,7 +495,7 @@ TEST_F(StriperTest, RoundTripWriteFull) {
     TestAlarm alarm;
     rados_aio_wait_for_complete(my_completion3);
   }
-  ASSERT_EQ(sizeof(buf2), rados_aio_get_return_value(my_completion3));
+  ASSERT_EQ(sizeof(buf2), (unsigned)rados_aio_get_return_value(my_completion3));
   ASSERT_EQ(0, memcmp(buf3, buf2, sizeof(buf2)));
   rados_aio_release(my_completion);
   rados_aio_release(my_completion2);
@@ -534,7 +534,7 @@ TEST_F(StriperTestPP, RoundTripWriteFullPP) {
     TestAlarm alarm;
     my_completion3->wait_for_complete();
   }
-  ASSERT_EQ(sizeof(buf2), my_completion3->get_return_value());
+  ASSERT_EQ(sizeof(buf2), (unsigned)my_completion3->get_return_value());
   ASSERT_EQ(0, memcmp(bl3.c_str(), buf2, sizeof(buf2)));
   my_completion->release();
   my_completion2->release();
diff --git a/src/test/libradosstriper/io.cc b/src/test/libradosstriper/io.cc
index 9ea7bfcffa5..0850c71903b 100644
--- a/src/test/libradosstriper/io.cc
+++ b/src/test/libradosstriper/io.cc
@@ -241,7 +241,7 @@ TEST_F(StriperTestPP, TruncTestGrowPP) {
   ASSERT_EQ(0, striper.append("TruncTestGrowPP", bl, sizeof(buf)));
   ASSERT_EQ(0, striper.trunc("TruncTestGrowPP", sizeof(buf) * 2));
   bufferlist bl2;
-  ASSERT_EQ(sizeof(buf)*2, striper.read("TruncTestGrowPP", &bl2, sizeof(buf)*2, 0));
+  ASSERT_EQ(sizeof(buf)*2, (unsigned)striper.read("TruncTestGrowPP", &bl2, sizeof(buf)*2, 0));
   ASSERT_EQ(0, memcmp(bl2.c_str(), buf, sizeof(buf)));
   memset(buf, 0x00, sizeof(buf));
   ASSERT_EQ(0, memcmp(bl2.c_str()+sizeof(buf), buf, sizeof(buf)));
diff --git a/src/test/strtol.cc b/src/test/strtol.cc
index 3c008b6035d..08ba081ac2b 100644
--- a/src/test/strtol.cc
+++ b/src/test/strtol.cc
@@ -159,7 +159,7 @@ static void test_strict_sistrtoll_units(const std::string& foo,
   long long tmp = strict_strtoll(str, 10, &err2);
   ASSERT_EQ(err2, "");
   tmp = (tmp << m);
-  ASSERT_EQ(tmp, r);
+  ASSERT_EQ(tmp, (long long)r);
 }
 
 TEST(SIStrToLL, WithUnits) {