diff --git a/include/engine/douglas_peucker.hpp b/include/engine/douglas_peucker.hpp
index 0f48378f7d7..b8ebbb03b27 100644
--- a/include/engine/douglas_peucker.hpp
+++ b/include/engine/douglas_peucker.hpp
@@ -5,6 +5,7 @@
 
 #include <iterator>
 #include <vector>
+#include <cstdint>
 
 namespace osrm
 {
diff --git a/include/util/coordinate.hpp b/include/util/coordinate.hpp
index e2b2a537b6d..ed546f23dda 100644
--- a/include/util/coordinate.hpp
+++ b/include/util/coordinate.hpp
@@ -33,6 +33,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <boost/numeric/conversion/cast.hpp>
 
 #include <cstddef>
+#include <cstdint>
 #include <iosfwd> //for std::ostream
 #include <string>
 #include <type_traits>