diff --git a/AK/CheckedFormatString.h b/AK/CheckedFormatString.h
index 749899413e2..121d57eceb0 100644
--- a/AK/CheckedFormatString.h
+++ b/AK/CheckedFormatString.h
@@ -40,9 +40,6 @@ struct Array {
     T __data[Size];
 };
 
-template<typename... Args>
-void compiletime_fail(Args...);
-
 template<size_t N>
 consteval auto extract_used_argument_index(char const (&fmt)[N], size_t specifier_start_index, size_t specifier_end_index, size_t& next_implicit_argument_index)
 {
diff --git a/AK/StdLibExtras.h b/AK/StdLibExtras.h
index 869f2789cfd..67e6b3ac3bd 100644
--- a/AK/StdLibExtras.h
+++ b/AK/StdLibExtras.h
@@ -32,6 +32,9 @@ requires(AK::Detail::IsIntegral<T>)
     return value && !((value) & (value - 1));
 }
 
+template<typename... Args>
+void compiletime_fail(Args...);
+
 }
 
 #if !USING_AK_GLOBALLY || defined(AK_DONT_REPLACE_STD)