diff --git a/include/libcamera/internal/yaml_parser.h b/include/libcamera/internal/yaml_parser.h
index e38a2df9..16708e48 100644
--- a/include/libcamera/internal/yaml_parser.h
+++ b/include/libcamera/internal/yaml_parser.h
@@ -10,6 +10,7 @@
 #include <iterator>
 #include <map>
 #include <optional>
+#include <stdint.h>
 #include <string>
 #include <vector>