diff --git a/include/clad/Differentiator/BuiltinDerivatives.h b/include/clad/Differentiator/BuiltinDerivatives.h
index d7dd9d859..f61afb550 100644
--- a/include/clad/Differentiator/BuiltinDerivatives.h
+++ b/include/clad/Differentiator/BuiltinDerivatives.h
@@ -13,6 +13,7 @@ namespace custom_derivatives{}
 #include "clad/Differentiator/ArrayRef.h"
 #include "clad/Differentiator/CladConfig.h"
 
+#include <algorithm>
 #include <cmath>
 
 namespace clad {
@@ -171,7 +172,7 @@ CUDA_HOST_DEVICE void max_pullback(const T& a, const T& b, U d_y,
     *d_a += d_y;
 }
 
-#if __cplusplus >= 201703L
+#ifdef __cpp_lib_clamp
 template <typename T>
 CUDA_HOST_DEVICE ValueAndPushforward<T, T>
 clamp_pushforward(const T& v, const T& lo, const T& hi, const T& d_v,