diff --git a/shell/helper.sh b/shell/helper.sh
index 260a351..88937cb 100755
--- a/shell/helper.sh
+++ b/shell/helper.sh
@@ -1,10 +1,17 @@
 #!/usr/bin/env bash
 
 echo "
+nv - Start new lecture mode
+upda - Update system configuration
+fla - Rebuild nix system
+nt - Open quicknote
 ud - Open uni related pdf
 us - Start uni session
 typ - Traverse uni typst files
 rnt - Open hand drawings
+tp - Teleport to project
 n - Neovim
 r - Yazi with dir change
+f - Find files in current workdir downwards
+g - Interactive grep with fuzzy finding
 "
diff --git a/shell/open_sess.sh b/shell/open_sess.sh
index 76274a8..9cfd539 100755
--- a/shell/open_sess.sh
+++ b/shell/open_sess.sh
@@ -4,7 +4,10 @@ set -euo pipefail
 PROJECT_DIR=$(find ~/projects -mindepth 1 -maxdepth 1 -type d | fzf --prompt='Select project: ')
 [ -z "$PROJECT_DIR" ] && exit 0
 
+# Sanitize session name
 SESSION_NAME=$(basename "$PROJECT_DIR")
+SESSION_NAME=${SESSION_NAME//./_}
+SESSION_NAME=${SESSION_NAME// /_}
 
 # If session exists, switch or attach depending on context
 if tmux has-session -t "$SESSION_NAME" 2>/dev/null; then