diff --git a/meta/recipes-devtools/installer/adt-installer/scripts/adt_installer_internal b/meta/recipes-devtools/installer/adt-installer/scripts/adt_installer_internal
index b5e304d..df142ff 100755
--- a/meta/recipes-devtools/installer/adt-installer/scripts/adt_installer_internal
+++ b/meta/recipes-devtools/installer/adt-installer/scripts/adt_installer_internal
@@ -81,7 +81,7 @@ else
 fi
 
 #first update repository
-OPKG_CMD="sudo $LOCAL_OPKG_LOC/bin/opkg-cl"
+OPKG_CMD="sudo -E $LOCAL_OPKG_LOC/bin/opkg-cl"
 
 echo_info "Updating opkg..."
 $OPKG_CMD -f $OPKG_CONFIG_FILE -o $NATIVE_INSTALL_DIR update &>> $YOCTOADT_INSTALL_LOG_FILE
diff --git a/meta/recipes-devtools/installer/adt-installer/scripts/data_define b/meta/recipes-devtools/installer/adt-installer/scripts/data_define
index 77f8b38..e29cc30 100644
--- a/meta/recipes-devtools/installer/adt-installer/scripts/data_define
+++ b/meta/recipes-devtools/installer/adt-installer/scripts/data_define
@@ -23,7 +23,7 @@
 # THE SOFTWARE.
 
 config_file="adt_installer.conf"
-source $config_file
+source `eval echo $PWD`/$config_file
 
 LOCAL_OPKG_LOC="./opkg/build/opkg"
 LOCAL_OPKG_FOLDER="./opkg/build"