diff --git a/cmake/toolchains/Toolchain-posix-clang-native.cmake b/cmake/toolchains/Toolchain-posix-clang-native.cmake
index 544f61f826..e52f3f4a64 100644
--- a/cmake/toolchains/Toolchain-posix-clang-native.cmake
+++ b/cmake/toolchains/Toolchain-posix-clang-native.cmake
@@ -1,6 +1,7 @@
 
 set(WARNINGS
     -Wall
+    -Werror
     -Wextra
     -Wdouble-promotion
     -Wshadow
diff --git a/src/modules/attitude_estimator_ekf/CMakeLists.txt b/src/modules/attitude_estimator_ekf/CMakeLists.txt
index 65ab7eff02..30fb6f0091 100644
--- a/src/modules/attitude_estimator_ekf/CMakeLists.txt
+++ b/src/modules/attitude_estimator_ekf/CMakeLists.txt
@@ -35,7 +35,7 @@ px4_add_module(
 	MAIN attitude_estimator_ekf
 	STACK 1200
 	COMPILE_FLAGS
-		-Wframe-larger-than=3000
+		-Wframe-larger-than=3100
 		-Wno-float-equal
 		
 	SRCS