diff --git a/opencode.aliases b/opencode.aliases
index 008d113..ccd8384 100644
--- a/opencode.aliases
+++ b/opencode.aliases
@@ -1,13 +1,16 @@
 OPENCODE_CONTAINER_DIR="$(cd "$(dirname "${BASH_SOURCE[0]:-$0}")" && pwd)"
 
 opencode() {
-    UID=$(id -u) \
-    GID=$(id -g) \
-    USER=$(whoami) \
+    local uid=$(id -u)
+    local gid=$(id -g)
+    local user=$(whoami)
+    UID="$uid" \
+    GID="$gid" \
+    USER="$user" \
     docker compose \
         -f "$OPENCODE_CONTAINER_DIR/docker-compose.yaml" \
         run --rm \
-        -u "$UID:$GID" \
-        opencode bash -c "/home/$USER/.opencode/bin/opencode \"$@\"" \
+        -u "$uid:$gid" \
+        opencode /home/"$user"/.opencode/bin/opencode "$@" \
         2> >(grep -v "No services to build" >&2)
 }