diff --git a/poky/meta/classes-recipe/populate_sdk_ext.bbclass b/poky/meta/classes-recipe/populate_sdk_ext.bbclass
index 476876e..fe656ed 100644
--- a/poky/meta/classes-recipe/populate_sdk_ext.bbclass
+++ b/poky/meta/classes-recipe/populate_sdk_ext.bbclass
@@ -733,7 +733,7 @@
 		# current working directory when first ran, nor will it set $1 when
 		# sourcing a script. That is why this has to look so ugly.
 		LOGFILE="$target_sdk_dir/preparing_build_system.log"
-		sh -c ". buildtools/environment-setup* > $LOGFILE && cd $target_sdk_dir/`dirname ${oe_init_build_env_path}` && set $target_sdk_dir && . $target_sdk_dir/${oe_init_build_env_path} $target_sdk_dir >> $LOGFILE && python3 $target_sdk_dir/ext-sdk-prepare.py $LOGFILE '${SDK_INSTALL_TARGETS}'" || { echo "printf 'ERROR: this SDK was not fully installed and needs reinstalling\n'" >> $env_setup_script ; exit 1 ; }
+		sh -c ". buildtools/environment-setup* > $LOGFILE 2>&1 && cd $target_sdk_dir/`dirname ${oe_init_build_env_path}` && set $target_sdk_dir && . $target_sdk_dir/${oe_init_build_env_path} $target_sdk_dir >> $LOGFILE 2>&1 && python3 $target_sdk_dir/ext-sdk-prepare.py $LOGFILE '${SDK_INSTALL_TARGETS}'" || { echo "printf 'ERROR: this SDK was not fully installed and needs reinstalling\n'" >> $env_setup_script ; exit 1 ; }
 	fi
 	if [ -e $target_sdk_dir/ext-sdk-prepare.py ]; then
 		rm $target_sdk_dir/ext-sdk-prepare.py