diff --git a/install/config/mise-ruby.sh b/install/config/mise-ruby.sh
index e23acd6..af14ef8 100644
--- a/install/config/mise-ruby.sh
+++ b/install/config/mise-ruby.sh
@@ -7,19 +7,19 @@ mise settings add idiomatic_version_file_enable_tools ruby
 # Install pre-built Ruby + Rails for x86_64
 if [[ $(uname -m) == "x86_64" ]]; then
   RUBY_VERSION="3.4.5"
-  RUBY_TARBALL="ruby-${RUBY_VERSION}-rails-8.0.2.1-x86_64.tar.gz"
-  RUBY_URL="https://pkgs.omarchy.org/ruby/${RUBY_TARBALL}"
+  RUBY_TARBALL="ruby-$RUBY_VERSION-rails-8.0.2.1-x86_64.tar.gz"
+  RUBY_URL="https://pkgs.omarchy.org/ruby/$RUBY_TARBALL"
   MISE_RUBY_DIR="$HOME/.local/share/mise/installs/ruby"
   OFFLINE_CACHE="/var/cache/omarchy/ruby"
 
   mkdir -p "$MISE_RUBY_DIR"
 
   if [[ -n ${OMARCHY_ONLINE_INSTALL:-} ]]; then
-    echo "Downloading pre-built Ruby ${RUBY_VERSION}..."
+    echo "Downloading pre-built Ruby $RUBY_VERSION..."
     curl -fsSL "$RUBY_URL" | tar -xz -C "$MISE_RUBY_DIR"
   else
     echo "Installing Ruby from offline cache..."
-    tar -xzf "${OFFLINE_CACHE}/${RUBY_TARBALL}" -C "$MISE_RUBY_DIR"
+    tar -xzf "$OFFLINE_CACHE/$RUBY_TARBALL" -C "$MISE_RUBY_DIR"
   fi
 
   mise use --global "ruby@${RUBY_VERSION}"