diff --git a/modules/androidcamera/src/camera_activity.cpp b/modules/androidcamera/src/camera_activity.cpp
index 84db3e1f33..7564b02a83 100644
--- a/modules/androidcamera/src/camera_activity.cpp
+++ b/modules/androidcamera/src/camera_activity.cpp
@@ -7,6 +7,7 @@
 #include <string>
 #include <vector>
 #include <algorithm>
+#include <functional>
 #include <opencv2/core/version.hpp>
 #include "camera_activity.hpp"
 #include "camera_wrapper.h"