diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0e61a7f3..461702d7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,6 +121,7 @@ add_library(lego1 SHARED
   LEGO1/mxflcpresenter.cpp
   LEGO1/mxioinfo.cpp
   LEGO1/mxloopingflcpresenter.cpp
+  LEGO1/mxloopingmidipresenter.cpp
   LEGO1/mxloopingsmkpresenter.cpp
   LEGO1/mxmediapresenter.cpp
   LEGO1/mxmidipresenter.cpp
diff --git a/LEGO1/mxloopingmidipresenter.cpp b/LEGO1/mxloopingmidipresenter.cpp
new file mode 100644
index 00000000..43dc613c
--- /dev/null
+++ b/LEGO1/mxloopingmidipresenter.cpp
@@ -0,0 +1,5 @@
+#include "mxloopingmidipresenter.h"
+
+#include "decomp.h"
+
+DECOMP_STATIC_ASSERT(sizeof(MxLoopingMIDIPresenter) == 88);