diff --git a/pipewire-jack/src/pipewire-jack-extensions.h b/pipewire-jack/src/pipewire-jack-extensions.h
index f75f5d31e..8e38e9e6f 100644
--- a/pipewire-jack/src/pipewire-jack-extensions.h
+++ b/pipewire-jack/src/pipewire-jack-extensions.h
@@ -24,6 +24,7 @@
 
 #ifndef PIPEWIRE_JACK_EXTENSIONS_H
 #define PIPEWIRE_JACK_EXTENSIONS_H
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/src/modules/module-session-manager/client-session/endpoint-link.h b/src/modules/module-session-manager/client-session/endpoint-link.h
index 936eed130..c75f975ba 100644
--- a/src/modules/module-session-manager/client-session/endpoint-link.h
+++ b/src/modules/module-session-manager/client-session/endpoint-link.h
@@ -25,6 +25,7 @@
 
 #ifndef MODULE_SESSION_MANAGER_ENDPOINT_LINK_H
 #define MODULE_SESSION_MANAGER_ENDPOINT_LINK_H
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/src/modules/module-session-manager/client-session/session.h b/src/modules/module-session-manager/client-session/session.h
index ec6549e82..a94b18fc2 100644
--- a/src/modules/module-session-manager/client-session/session.h
+++ b/src/modules/module-session-manager/client-session/session.h
@@ -25,6 +25,7 @@
 
 #ifndef MODULE_SESSION_MANAGER_SESSION_H
 #define MODULE_SESSION_MANAGER_SESSION_H
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {