1 files changed, 2 insertions, 2 deletions

diff --git a/src/app.cpp b/src/app.cpp
index 53a1a86..78dc7d9 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -413,7 +413,7 @@ void App::execute_pending() {
 // | .__/|_|  \___/_/\_\_|\___|\__,_| |_____| \_/ \___|_| |_|\__|___/
 // |_|
 void App::surface_created(uint32_t surface_id) {
-   surface_id &= id_allocator::id_mask;
+   surface_id >>= id_allocator::id_shift;
 
    logdebug("surface_id is %u", surface_id);
 
@@ -423,7 +423,7 @@ void App::surface_created(uint32_t surface_id) {
 }
 
 void App::surface_removed(uint32_t surface_id) {
-   surface_id &= id_allocator::id_mask;
+   surface_id >>= id_allocator::id_shift;
 
    logdebug("surface_id is %u", surface_id);