diff --git a/CMakeLists.txt b/CMakeLists.txt
index 60f49dc144..fca70e71f6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,7 +37,7 @@ endif()
 
 px4_add_module(
 	MODULE lib__ecl
-	STACK 6000
+	STACK_MAIN 6000
 	COMPILE_FLAGS ${MODULE_CFLAGS} -Os
 	SRCS
 		attitude_fw/ecl_controller.cpp
diff --git a/EKF/tests/base/CMakeLists.txt b/EKF/tests/base/CMakeLists.txt
index 777d60ed9b..8e4c206fd3 100644
--- a/EKF/tests/base/CMakeLists.txt
+++ b/EKF/tests/base/CMakeLists.txt
@@ -33,7 +33,7 @@
 px4_add_module(
 	MODULE lib__ecl__EKF__tests__base
 	MAIN base
-	STACK 4096
+	STACK_MAIN 4096
 	COMPILE_FLAGS
 		-Os
 	SRCS
diff --git a/EKF/tests/ringbuffer/CMakeLists.txt b/EKF/tests/ringbuffer/CMakeLists.txt
index 8ec2267b7b..af191e0cfb 100644
--- a/EKF/tests/ringbuffer/CMakeLists.txt
+++ b/EKF/tests/ringbuffer/CMakeLists.txt
@@ -33,7 +33,7 @@
 px4_add_module(
 	MODULE lib__ecl__EKF__tests__ringbuffer
 	MAIN ringbuffer
-	STACK 4096
+	STACK_MAIN 4096
 	COMPILE_FLAGS
 		-Os
 	SRCS