diff --git a/otto.sh b/otto.sh
index c0de5ed..5fc47bd 100755
--- a/otto.sh
+++ b/otto.sh
@@ -155,7 +155,9 @@ del_module () {
 }
 
 cross_compile () {
-    echo "ERROR: Currently no toolchain / target!"
+    clear_cmake_cache 
+    cmake -DCMAKE_VERBOSE_MAKEFILE=${CMAKE_VERBOSE} -DCMAKE_TOOLCHAIN_FILE=../${TC} ../ 
+    make
 }
 
 build_release() {