diff --git a/install.sh b/install.sh
index 0116f60..9a6deb3 100755
--- a/install.sh
+++ b/install.sh
@@ -18,7 +18,6 @@ source "${REPO_DIR}/lib-install.sh"
 # Customization, default values
 colors=("${COLOR_VARIANTS[@]}")
 opacities=("${OPACITY_VARIANTS[@]}")
-background="blank"
 
 usage() {
   # Please specify their default value manually, some of them are come from _variables.scss
diff --git a/lib-install.sh b/lib-install.sh
index d0379ec..fcdcec3 100755
--- a/lib-install.sh
+++ b/lib-install.sh
@@ -150,7 +150,7 @@ install_beggy() {
     blank)
       cp -r "${THEME_SRC_DIR}/assets/gnome-shell/common-assets/background-blank.png"          "${WHITESUR_TMP_DIR}/beggy.png" ;;
     default)
-      if [[ "${no_blur}" == "false" || "${darken}" == "false" ]]; then
+      if [[ "${no_blur}" == "false" && "${darken}" == "false" ]]; then
         cp -r "${THEME_SRC_DIR}/assets/gnome-shell/common-assets/background-blur.png"         "${WHITESUR_TMP_DIR}/beggy.png"
       elif [[ "${no_blur}" == "false" && "${darken}" == "true" ]]; then
         cp -r "${THEME_SRC_DIR}/assets/gnome-shell/common-assets/background-blur-darken.png"  "${WHITESUR_TMP_DIR}/beggy.png"