diff --git a/pdns/fuzz_yahttp.cc b/pdns/fuzz_yahttp.cc
index f0096f49964d..88ce42b70895 100644
--- a/pdns/fuzz_yahttp.cc
+++ b/pdns/fuzz_yahttp.cc
@@ -19,7 +19,7 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
-
+#include <cstdint>
 #include <yahttp/yahttp.hpp>
 
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size);
diff --git a/pdns/standalone_fuzz_target_runner.cc b/pdns/standalone_fuzz_target_runner.cc
index 40a9a4b9b9c2..0ca91064b658 100644
--- a/pdns/standalone_fuzz_target_runner.cc
+++ b/pdns/standalone_fuzz_target_runner.cc
@@ -1,4 +1,4 @@
-
+#include <cstdint>
 #include <fstream>
 #include <iostream>
 #include <stdexcept>