diff --git a/libs/framework/gtest/src/DependencyManagerTestSuite.cc b/libs/framework/gtest/src/DependencyManagerTestSuite.cc
index 2138515d4..1d03134b6 100644
--- a/libs/framework/gtest/src/DependencyManagerTestSuite.cc
+++ b/libs/framework/gtest/src/DependencyManagerTestSuite.cc
@@ -20,6 +20,7 @@
 #include <gtest/gtest.h>
 #include <atomic>
 #include <condition_variable>
+#include <cstdint>
 
 #include "celix/dm/DependencyManager.h"
 #include "celix_framework_factory.h"
diff --git a/libs/framework/include/celix/Bundle.h b/libs/framework/include/celix/Bundle.h
index d977d3233..67c60394b 100644
--- a/libs/framework/include/celix/Bundle.h
+++ b/libs/framework/include/celix/Bundle.h
@@ -20,6 +20,7 @@
 #pragma once
 
 #include <cstdlib>
+#include <cstdint>
 #include <memory>
 
 #include "celix_bundle.h"
diff --git a/libs/framework/include/celix/ServiceRegistration.h b/libs/framework/include/celix/ServiceRegistration.h
index b5d2898a2..659527b57 100644
--- a/libs/framework/include/celix/ServiceRegistration.h
+++ b/libs/framework/include/celix/ServiceRegistration.h
@@ -19,6 +19,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <memory>
 #include <mutex>
 #include <vector>
diff --git a/libs/framework/include/celix/Trackers.h b/libs/framework/include/celix/Trackers.h
index 442f74b73..28edb482c 100644
--- a/libs/framework/include/celix/Trackers.h
+++ b/libs/framework/include/celix/Trackers.h
@@ -19,6 +19,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <memory>
 #include <mutex>
 #include <atomic>
diff --git a/libs/framework/include/celix/dm/Component.h b/libs/framework/include/celix/dm/Component.h
index 19e792e4f..3085ff3a8 100644
--- a/libs/framework/include/celix/dm/Component.h
+++ b/libs/framework/include/celix/dm/Component.h
@@ -23,6 +23,7 @@
 #include <string>
 #include <vector>
 #include <atomic>
+#include <cstdint>
 #include <mutex>
 #include <memory>
 #include <iostream>
diff --git a/libs/pushstreams/api/celix/PushEvent.h b/libs/pushstreams/api/celix/PushEvent.h
index 8be0a7a9c..810b74af1 100644
--- a/libs/pushstreams/api/celix/PushEvent.h
+++ b/libs/pushstreams/api/celix/PushEvent.h
@@ -19,6 +19,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include "celix/IllegalStateException.h"
 
 namespace celix {