diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6aec7f2e0c..732496778f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -228,6 +228,7 @@ px4_add_git_submodule(TARGET git_uavcan PATH "src/modules/uavcan/libuavcan")
 px4_add_git_submodule(TARGET git_eigen PATH "src/lib/eigen")
 px4_add_git_submodule(TARGET git_nuttx PATH "NuttX")
 px4_add_git_submodule(TARGET git_dspal PATH "src/lib/dspal")
+px4_add_git_submodule(TARGET git_jmavsim PATH "Tools/jMAVSim")
 
 add_custom_target(submodule_clean
 	WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
diff --git a/src/platforms/posix/drivers/accelsim/CMakeLists.txt b/src/platforms/posix/drivers/accelsim/CMakeLists.txt
index e5b1a92147..afa59e515f 100644
--- a/src/platforms/posix/drivers/accelsim/CMakeLists.txt
+++ b/src/platforms/posix/drivers/accelsim/CMakeLists.txt
@@ -37,5 +37,6 @@ px4_add_module(
 		accelsim.cpp
 	DEPENDS
 		platforms__common
+		git_jmavsim
 	)
 # vim: set noet ft=cmake fenc=utf-8 ff=unix :