diff --git a/src/main.cpp b/src/main.cpp
index ed1671d..cec3bca 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1472,6 +1472,7 @@ int main(int argc, char **argv) {
 
             gsr_capture_kms_vaapi_params kms_params;
             kms_params.egl = &egl;
+            kms_params.dpy = dpy;
             kms_params.display_to_capture = capture_target;
             kms_params.gpu_inf = gpu_inf;
             kms_params.card_path = card_path;