diff --git a/modules/fonts/sources/google-fonts.sh b/modules/fonts/sources/google-fonts.sh
index c16235b..eecb74d 100644
--- a/modules/fonts/sources/google-fonts.sh
+++ b/modules/fonts/sources/google-fonts.sh
@@ -8,7 +8,7 @@ echo "Installation of google-fonts started"
 rm -rf "${DEST}"
 
 for FONT in "${FONTS[@]}"; do
-    if [ -n "$FONT" ]; then
+    if [ -n "${FONT}" ]; then
         FONT="${FONT#"${FONT%%[![:space:]]*}"}" # Trim leading whitespace
         FONT="${FONT%"${FONT##*[![:space:]]}"}" # Trim trailing whitespace
         mkdir -p "${DEST}/${FONT}"
@@ -43,4 +43,4 @@ for FONT in "${FONTS[@]}"; do
     fi
 done
 
-fc-cache -f "${DEST}"
+fc-cache --system-only --really-force "${DEST}"
diff --git a/modules/fonts/sources/nerd-fonts.sh b/modules/fonts/sources/nerd-fonts.sh
index a641fd2..237872f 100644
--- a/modules/fonts/sources/nerd-fonts.sh
+++ b/modules/fonts/sources/nerd-fonts.sh
@@ -6,7 +6,7 @@ URL="https://github.com/ryanoasis/nerd-fonts/releases/latest/download"
 DEST="/usr/share/fonts/nerd-fonts"
 
 echo "Installation of nerd-fonts started"
-rm -rf "$DEST"
+rm -rf "${DEST}"
 
 mkdir -p /tmp/fonts
 for FONT in "${FONTS[@]}"; do
@@ -22,4 +22,4 @@ for FONT in "${FONTS[@]}"; do
 done
 rm -rf /tmp/fonts
 
-fc-cache -f "${DEST}"
\ No newline at end of file
+fc-cache --system-only --really-force "${DEST}"