diff --git a/src/Iaes_decrypter.h b/src/Iaes_decrypter.h
index 7fdf604..df87ee5 100644
--- a/src/Iaes_decrypter.h
+++ b/src/Iaes_decrypter.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <bento4/Ap4Types.h>
 
 #include <string>
diff --git a/src/SSD_dll.h b/src/SSD_dll.h
index 6298d09..1017fcf 100644
--- a/src/SSD_dll.h
+++ b/src/SSD_dll.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <stdarg.h> // va_list, va_start, va_arg, va_end
 #include <string_view>
 
diff --git a/src/Session.h b/src/Session.h
index 0f8141d..29fbeff 100644
--- a/src/Session.h
+++ b/src/Session.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include "KodiHost.h"
 #include "Stream.h"
 #include "common/AdaptiveStream.h"
diff --git a/src/common/AdaptiveDecrypter.h b/src/common/AdaptiveDecrypter.h
index 4396d09..fa70fd7 100644
--- a/src/common/AdaptiveDecrypter.h
+++ b/src/common/AdaptiveDecrypter.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include "../utils/CryptoUtils.h"
 
 #include <stdexcept>
diff --git a/src/utils/FileUtils.h b/src/utils/FileUtils.h
index 40745b0..0924d8f 100644
--- a/src/utils/FileUtils.h
+++ b/src/utils/FileUtils.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <string>
 #include <string_view>
 
diff --git a/src/utils/PropertiesUtils.h b/src/utils/PropertiesUtils.h
index b277f58..9dbea0f 100644
--- a/src/utils/PropertiesUtils.h
+++ b/src/utils/PropertiesUtils.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <map>
 #include <string>
 #include <utility>
diff --git a/src/utils/StringUtils.h b/src/utils/StringUtils.h
index fbafccd..e6a6ce4 100644
--- a/src/utils/StringUtils.h
+++ b/src/utils/StringUtils.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <string>
 #include <string_view>
 #include <vector>
diff --git a/src/utils/Utils.h b/src/utils/Utils.h
index e7ae209..c858b8c 100644
--- a/src/utils/Utils.h
+++ b/src/utils/Utils.h
@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <map>
 #include <string>
 #include <string_view>