diff --git a/sprout/random/taus88.hpp b/sprout/random/taus88.hpp
index 45b2f4e7..aa96dcff 100644
--- a/sprout/random/taus88.hpp
+++ b/sprout/random/taus88.hpp
@@ -20,13 +20,13 @@ namespace sprout {
 		//
 		typedef sprout::random::xor_combine_engine<
 			sprout::random::xor_combine_engine<
-				sprout::random::linear_feedback_shift_engine<std::uint_fast32_t, 32, 31, 13, 12>,
+				sprout::random::linear_feedback_shift_engine<std::uint32_t, 32, 31, 13, 12>,
 				0,
-				sprout::random::linear_feedback_shift_engine<std::uint_fast32_t, 32, 29, 2, 4>,
+				sprout::random::linear_feedback_shift_engine<std::uint32_t, 32, 29, 2, 4>,
 				0
 			>,
 			0,
-			sprout::random::linear_feedback_shift_engine<std::uint_fast32_t, 32, 28, 3, 17>,
+			sprout::random::linear_feedback_shift_engine<std::uint32_t, 32, 28, 3, 17>,
 			0
 		> taus88;
 	}	// namespace random
diff --git a/sprout/random/xor_combine.hpp b/sprout/random/xor_combine.hpp
index 8d331064..fb9b520f 100644
--- a/sprout/random/xor_combine.hpp
+++ b/sprout/random/xor_combine.hpp
@@ -108,7 +108,7 @@ namespace sprout {
 				return NS_SSCRISK_CEL_OR_SPROUT::min(rng1_.min(), rng2_.min());
 			}
 			SPROUT_CONSTEXPR result_type max() const SPROUT_NOEXCEPT {
-				return NS_SSCRISK_CEL_OR_SPROUT::max(rng1_.min(), rng2_.max());
+				return NS_SSCRISK_CEL_OR_SPROUT::max(rng1_.max(), rng2_.max());
 			}
 			SPROUT_CXX14_CONSTEXPR result_type operator()() {
 				return (static_cast<result_type>(rng1_()) << s1) ^ (static_cast<result_type>(rng2_()) << s2);