diff --git a/3rdparty/rtmidi/CMakeLists.txt b/3rdparty/rtmidi/CMakeLists.txt
index fb223ee365..ed291f4044 100644
--- a/3rdparty/rtmidi/CMakeLists.txt
+++ b/3rdparty/rtmidi/CMakeLists.txt
@@ -1 +1,2 @@
+option(RTMIDI_API_JACK "Compile with JACK support." OFF)
 add_subdirectory(rtmidi EXCLUDE_FROM_ALL)