diff --git a/.bin/brave-launcher b/.bin/brave-launcher
index b91bfd1..748e2c2 100755
--- a/.bin/brave-launcher
+++ b/.bin/brave-launcher
@@ -3,7 +3,7 @@
 XDG_CONFIG_HOME="${XDG_CONFIG_HOME:-$HOME/.config}"
 BRAVE_USER_FLAGS_FILE="$XDG_CONFIG_HOME/brave-flags.conf"
 if [[ -f $BRAVE_USER_FLAGS_FILE ]]; then
-      USER_FLAGS="$(cat $BRAVE_USER_FLAGS_FILE | sed 's/#.*//')"
+      USER_FLAGS="$(sed 's/#.*//' < "$BRAVE_USER_FLAGS_FILE")"
 fi
 
-/usr/bin/brave $@ $USER_FLAGS
+/usr/bin/brave "$@" "$USER_FLAGS"
diff --git a/.bin/save-vimwiki b/.bin/save-vimwiki
index 8fea0f5..8d2d211 100755
--- a/.bin/save-vimwiki
+++ b/.bin/save-vimwiki
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-cd $HOME/.vimwiki
-git a $HOME/.vimwiki
-git cm 'Update'  
+cd "$HOME/.vimwiki" || echo "No .vimwiki directory found"
+git a "$HOME/.vimwiki"
+git cm 'Update'
 git push
diff --git a/.bin/tidalcycles b/.bin/tidalcycles
index 7db6d3d..615c700 100755
--- a/.bin/tidalcycles
+++ b/.bin/tidalcycles
@@ -11,14 +11,14 @@ SESSION=${SESSION:-"tidal"}
 TIDAL_BOOT_PATH=${TIDAL_BOOT_PATH:-""}
 GHCI=${GHCI:-""}
 
-args=${@:-$FILE}
+args=${*:-$FILE}
 
 # attach if session else create
-$TMUX attach-session -t $SESSION || $TMUX new-session -s $SESSION \; \
-  split-window -h -t $SESSION \; \
+$TMUX attach-session -t "$SESSION" || $TMUX new-session -s "$SESSION" \; \
+  split-window -h -t "$SESSION" \; \
   send-keys -t 0 "$VIM $args" C-m \; \
   send-keys -t 1 "TIDAL_BOOT_PATH=$TIDAL_BOOT_PATH GHCI=$GHCI tidal" C-m \; \
-  new-window -t $SESSION:2 -n SuperDirt \; \
+  new-window -t "$SESSION":2 -n SuperDirt \; \
   send-keys -t 0 "cadence-session-start -s && sclang ~/dev/live/tidal/superdirt_startup.scd" C-m \; \
   select-window -t 1 \; \
   resize-pane -t 1 -x 100 \; \