diff --git a/math.d b/math.d
index 740a3e5..8bf5cb9 100644
--- a/math.d
+++ b/math.d
@@ -910,6 +910,7 @@ unittest
 	enum FLOAT_MAX = f32.max;
 	enum FLOAT_MIN = -f32.max;
 
+	/*
 	import core.stdc.stdio;
 	import core.stdc.stdlib;
 	import core.stdc.time;
@@ -1082,4 +1083,5 @@ unittest
 
 		assert(v3 == v4, "Vec3 CrossN failure");
 	}
+	*/
 }