diff --git a/library/include/ck/library/utility/check_err.hpp b/library/include/ck/library/utility/check_err.hpp
index 18f2930023..4f315e6ebe 100644
--- a/library/include/ck/library/utility/check_err.hpp
+++ b/library/include/ck/library/utility/check_err.hpp
@@ -151,14 +151,11 @@ check_err(const std::vector<T>& out,
 }
 
 template <typename T>
-std::enable_if_t<
+std::enable_if_t<(std::is_integral_v<T> && !std::is_same_v<T, bhalf_t>)
 #ifdef CK_EXPERIMENTAL_BIT_INT_EXTENSION_INT4
-    (is_signed_integral_v<T> || std::is_same_v<T, ck::int4_t>)&&
-#else
-    is_signed_integral_v<T> &&
+                 || std::is_same_v<T, int4_t>
 #endif
-        sizeof(T) <= sizeof(int64_t),
-    bool>
+                 bool>
 check_err(const std::vector<T>& out,
           const std::vector<T>& ref,
           const std::string& msg = "Error: Incorrect results!",