diff --git a/plugins/win-capture/duplicator-monitor-capture.c b/plugins/win-capture/duplicator-monitor-capture.c
index 59cb63342..ad02b4b4c 100644
--- a/plugins/win-capture/duplicator-monitor-capture.c
+++ b/plugins/win-capture/duplicator-monitor-capture.c
@@ -628,6 +628,9 @@ static bool display_capture_method_changed(obs_properties_t *props,
 	UNUSED_PARAMETER(p);
 
 	struct duplicator_capture *capture = obs_properties_get_param(props);
+	if (!capture)
+		return false;
+
 	update_settings(capture, settings);
 
 	update_settings_visibility(props, capture);
diff --git a/plugins/win-capture/window-capture.c b/plugins/win-capture/window-capture.c
index 9ce4347f5..72171f6b7 100644
--- a/plugins/win-capture/window-capture.c
+++ b/plugins/win-capture/window-capture.c
@@ -363,6 +363,9 @@ static bool wc_capture_method_changed(obs_properties_t *props,
 	UNUSED_PARAMETER(p);
 
 	struct window_capture *wc = obs_properties_get_param(props);
+	if (!wc)
+		return false;
+
 	update_settings(wc, settings);
 
 	update_settings_visibility(props, wc);
@@ -379,6 +382,9 @@ static bool wc_window_changed(obs_properties_t *props, obs_property_t *p,
 			      obs_data_t *settings)
 {
 	struct window_capture *wc = obs_properties_get_param(props);
+	if (!wc)
+		return false;
+
 	update_settings(wc, settings);
 
 	update_settings_visibility(props, wc);