diff --git a/bit_manipulation/set_kth_bit.cpp b/bit_manipulation/set_kth_bit.cpp
index a58e663b1..04e69c6a0 100644
--- a/bit_manipulation/set_kth_bit.cpp
+++ b/bit_manipulation/set_kth_bit.cpp
@@ -19,6 +19,7 @@
  */
 
 #include <cassert>   /// for assert
+#include <cstdint>   /// for integral typdefs
 #include <iostream>  /// for IO operations
 
 /**