diff --git a/libs/EXTERNAL/libcatch2/src/catch2/catch_test_case_info.hpp b/libs/EXTERNAL/libcatch2/src/catch2/catch_test_case_info.hpp
index cae3b45af59..e7f41aa6aad 100644
--- a/libs/EXTERNAL/libcatch2/src/catch2/catch_test_case_info.hpp
+++ b/libs/EXTERNAL/libcatch2/src/catch2/catch_test_case_info.hpp
@@ -14,7 +14,7 @@
 #include <catch2/internal/catch_test_registry.hpp>
 #include <catch2/internal/catch_unique_ptr.hpp>
 
-
+#include <cstdint>
 #include <string>
 #include <vector>
 
diff --git a/libs/EXTERNAL/libcatch2/src/catch2/internal/catch_xmlwriter.cpp b/libs/EXTERNAL/libcatch2/src/catch2/internal/catch_xmlwriter.cpp
index 24af491a6d5..7060201c850 100644
--- a/libs/EXTERNAL/libcatch2/src/catch2/internal/catch_xmlwriter.cpp
+++ b/libs/EXTERNAL/libcatch2/src/catch2/internal/catch_xmlwriter.cpp
@@ -11,6 +11,7 @@
 #include <catch2/internal/catch_enforce.hpp>
 #include <catch2/internal/catch_xmlwriter.hpp>
 
+#include <cstdint>
 #include <iomanip>
 #include <type_traits>
 
diff --git a/libs/librtlnumber/src/include/rtl_utils.hpp b/libs/librtlnumber/src/include/rtl_utils.hpp
index d4e8139e7c5..9a1c79a20b4 100644
--- a/libs/librtlnumber/src/include/rtl_utils.hpp
+++ b/libs/librtlnumber/src/include/rtl_utils.hpp
@@ -9,6 +9,7 @@
 #ifndef RTL_UTILS_H
 #define RTL_UTILS_H
 
+#include <cstdint>
 #include <string>
 #include <iostream>