diff --git a/testall.cmake b/testall.cmake
index 2c6868faa..fedbdf273 100644
--- a/testall.cmake
+++ b/testall.cmake
@@ -1,4 +1,4 @@
-execute_process(COMMAND /bin/sh -c "${CMAKE_BINARY_DIR}/bin/maxscale -c ${CMAKE_BINARY_DIR} &>/dev/null")
+execute_process(COMMAND /bin/sh -c "${CMAKE_BINARY_DIR}/bin/maxscale -c ${CMAKE_BINARY_DIR} &>/dev/null 2> /dev/null > /dev/null")
 execute_process(COMMAND make test RESULT_VARIABLE RVAL)
 execute_process(COMMAND killall maxscale)
 if(NOT RVAL EQUAL 0)