diff --git a/backend/session/session.c b/backend/session/session.c
index cd3927fdc..36ac7cb81 100644
--- a/backend/session/session.c
+++ b/backend/session/session.c
@@ -210,6 +210,12 @@ struct wlr_device *wlr_session_open_file(struct wlr_session *session,
 		goto error;
 	}
 
+	dev->devnode = strdup(path);
+	if (!dev->devnode) {
+		wlr_log_errno(WLR_ERROR, "Allocation failed");
+		goto error;
+	}
+
 	dev->fd = fd;
 	dev->dev = st.st_rdev;
 	dev->device_id = device_id;
@@ -233,6 +239,7 @@ void wlr_session_close_file(struct wlr_session *session,
 	}
 	close(dev->fd);
 	wl_list_remove(&dev->link);
+	free(dev->devnode);
 	free(dev);
 }
 
diff --git a/include/wlr/backend/session.h b/include/wlr/backend/session.h
index 0f2e09722..0b02b7132 100644
--- a/include/wlr/backend/session.h
+++ b/include/wlr/backend/session.h
@@ -12,6 +12,7 @@ struct wlr_device {
 	int fd;
 	int device_id;
 	dev_t dev;
+	char *devnode;
 	struct wl_list link;
 
 	struct {