diff --git a/libraries/libmesosphere/source/kern_k_address_arbiter.cpp b/libraries/libmesosphere/source/kern_k_address_arbiter.cpp
index 335c12bca..8ac08e067 100644
--- a/libraries/libmesosphere/source/kern_k_address_arbiter.cpp
+++ b/libraries/libmesosphere/source/kern_k_address_arbiter.cpp
@@ -132,7 +132,7 @@ namespace ams::kern {
                     auto tmp_it = it;
                     s32 tmp_num_waiters = 0;
                     while ((++tmp_it != m_tree.end()) && (tmp_it->GetAddressArbiterKey() == addr)) {
-                        if ((tmp_num_waiters++) >= count) {
+                        if ((++tmp_num_waiters) >= count) {
                             break;
                         }
                     }