diff --git a/backends/playback/zsm/zsm_backend.cpp b/backends/playback/zsm/zsm_backend.cpp
index afce694..84dc143 100644
--- a/backends/playback/zsm/zsm_backend.cpp
+++ b/backends/playback/zsm/zsm_backend.cpp
@@ -52,7 +52,7 @@ void ZsmBackend::load(const char *filename) {
     while (true) {
         tmpDelayTicks -= get_delay_per_frame();
         if (tmpDelayTicks < 0.0) {
-            if (file->get_pos() == (size_t)loop_point) loop_pos = time;
+            if (file->get_pos() == this->loop_point) loop_pos = time;
             ZsmCommand cmd = get_command();
             if (cmd.id == ZsmEOF) {
                 break;