diff --git a/include/gsl/span b/include/gsl/span
index 25e244f..f61fd11 100644
--- a/include/gsl/span
+++ b/include/gsl/span
@@ -624,11 +624,7 @@ public:
     // [span.obs], span observers
     constexpr size_type size() const noexcept { return storage_.size(); }
 
-    constexpr size_type size_bytes() const noexcept
-    {
-        Expects(size() < dynamic_extent / sizeof(element_type));
-        return size() * sizeof(element_type);
-    }
+    constexpr size_type size_bytes() const noexcept { return size() * sizeof(element_type); }
 
     constexpr bool empty() const noexcept { return size() == 0; }
 
diff --git a/tests/span_tests.cpp b/tests/span_tests.cpp
index 5a9fc6e..44ae205 100644
--- a/tests/span_tests.cpp
+++ b/tests/span_tests.cpp
@@ -1116,12 +1116,6 @@ TEST(span_test, rbegin_rend)
 
 TEST(span_test, as_bytes)
 {
-    const auto terminateHandler = std::set_terminate([] {
-        std::cerr << "Expected Death. as_bytes";
-        std::abort();
-    });
-    const auto expected = GetExpectedDeathString(terminateHandler);
-
     int a[] = {1, 2, 3, 4};
     {
         const span<const int> s = a;
@@ -1147,12 +1141,6 @@ TEST(span_test, as_bytes)
         EXPECT_TRUE(static_cast<const void*>(bs.data()) == static_cast<const void*>(s.data()));
         EXPECT_TRUE(bs.size() == s.size_bytes());
     }
-
-    int b[5] = {1, 2, 3, 4, 5};
-    {
-        span<int> sp(std::begin(b), static_cast<size_t>(-2));
-        EXPECT_DEATH((void) sp.size_bytes(), expected);
-    }
 }
 
 TEST(span_test, as_writable_bytes)