diff --git a/install-scripts/hyprland.sh b/install-scripts/hyprland.sh
index 45b6fbd..42af258 100755
--- a/install-scripts/hyprland.sh
+++ b/install-scripts/hyprland.sh
@@ -98,11 +98,11 @@ EOF
   PATCH_FILES=$(grep -REIl --exclude-dir=.git '\.\s*(insert_range|append_range)\s*\(' . || true)
   if [ -n "$PATCH_FILES" ]; then
     # Two-arg form first (pos, rng)
-    echo "$PATCH_FILES" | xargs -r sed -ri 's/([A-Za-z_][A-Za-z0-9_:\->\.]+)\s*\.\s*insert_range\s*\(\s*([^,]+?),\s*/INSERT_RANGE_AT(\1, \2, /g'
+    perl -0777 -pi -e 's/([A-Za-z_][[:alnum:]_:.>\-]*?)\s*\.\s*insert_range\s*\(\s*([^,]+?)\s*,\s*/INSERT_RANGE_AT($1, $2, /gs' $PATCH_FILES
     # One-arg form (rng only)
-    echo "$PATCH_FILES" | xargs -r sed -ri 's/([A-Za-z_][A-Za-z0-9_:\->\.]+)\s*\.\s*insert_range\s*\(/INSERT_RANGE(\1, /g'
+    perl -0777 -pi -e 's/([A-Za-z_][[:alnum:]_:.>\-]*?)\s*\.\s*insert_range\s*\(/INSERT_RANGE($1, /gs' $PATCH_FILES
     # append_range
-    echo "$PATCH_FILES" | xargs -r sed -ri 's/([A-Za-z_][A-Za-z0-9_:\->\.]+)\s*\.\s*append_range\s*\(/APPEND_RANGE(\1, /g'
+    perl -0777 -pi -e 's/([A-Za-z_][[:alnum:]_:.>\-]*?)\s*\.\s*append_range\s*\(/APPEND_RANGE($1, /gs' $PATCH_FILES
   fi
 
   # Replace #embed with an autogenerated bytes include for toolchains lacking it