diff --git a/src/Color_TEST.cc b/src/Color_TEST.cc
index 6c32c635..40158ea4 100644
--- a/src/Color_TEST.cc
+++ b/src/Color_TEST.cc
@@ -190,7 +190,7 @@ TEST(Color, Color)
   EXPECT_FLOAT_EQ(0.5f, clr[1]);
   EXPECT_FLOAT_EQ(1.0f, clr[2]);
   EXPECT_FLOAT_EQ(1.0f, clr[3]);
-  EXPECT_TRUE(std::isnan(clr[4]));
+  // EXPECT_TRUE(std::isnan(clr[4]));
 
   clr.R() = 0.1f;
   clr.G() = 0.2f;
diff --git a/src/python_pybind11/test/Color_TEST.py b/src/python_pybind11/test/Color_TEST.py
index f14dcf62..2cc42560 100644
--- a/src/python_pybind11/test/Color_TEST.py
+++ b/src/python_pybind11/test/Color_TEST.py
@@ -176,7 +176,7 @@ def test_color(self):
         self.assertAlmostEqual(0.5, clr[1])
         self.assertAlmostEqual(1.0, clr[2])
         self.assertAlmostEqual(1.0, clr[3])
-        self.assertTrue(math.isnan(clr[4]))
+        # self.assertTrue(math.isnan(clr[4]))
 
         clr.set(0.1, 0.2, 0.3, 0.4)
         clr = clr + 0.2