diff --git a/tests/stdio_test.cpp b/tests/stdio_test.cpp
index 893e057b7..8c1cef901 100644
--- a/tests/stdio_test.cpp
+++ b/tests/stdio_test.cpp
@@ -381,5 +381,5 @@ TEST(stdio, sscanf) {
   ASSERT_EQ(3, sscanf("  hello 123 1.23 ", "%s %i %lf %s", s1, &i1, &d1, s2));
   ASSERT_STREQ("hello", s1);
   ASSERT_EQ(123, i1);
-  ASSERT_EQ(1.23, d1);
+  ASSERT_DOUBLE_EQ(1.23, d1);
 }
diff --git a/tests/stdlib_test.cpp b/tests/stdlib_test.cpp
index 7bdb685d5..3a3fe28ae 100644
--- a/tests/stdlib_test.cpp
+++ b/tests/stdlib_test.cpp
@@ -188,17 +188,17 @@ TEST(stdlib, system) {
 }
 
 TEST(stdlib, atof) {
-  ASSERT_EQ(1.23, atof("1.23"));
+  ASSERT_DOUBLE_EQ(1.23, atof("1.23"));
 }
 
 TEST(stdlib, strtod) {
-  ASSERT_EQ(1.23, strtod("1.23", NULL));
+  ASSERT_DOUBLE_EQ(1.23, strtod("1.23", NULL));
 }
 
 TEST(stdlib, strtof) {
-  ASSERT_EQ(1.23, strtod("1.23", NULL));
+  ASSERT_FLOAT_EQ(1.23, strtof("1.23", NULL));
 }
 
 TEST(stdlib, strtold) {
-  ASSERT_EQ(1.23, strtold("1.23", NULL));
+  ASSERT_DOUBLE_EQ(1.23, strtold("1.23", NULL));
 }