diff --git a/workspace-server/internal/handlers/external_connection.go b/workspace-server/internal/handlers/external_connection.go
index fd574ee0..249e74a7 100644
--- a/workspace-server/internal/handlers/external_connection.go
+++ b/workspace-server/internal/handlers/external_connection.go
@@ -313,7 +313,8 @@ const externalCodexTemplate = `# Codex external setup — outbound tools (MCP) +
 
 # 1. Install codex CLI, the workspace runtime, and the bridge daemon:
 npm install -g @openai/codex@^0.57
-pip install molecule-ai-workspace-runtime codex-channel-molecule
+pip install molecule-ai-workspace-runtime
+pip install 'git+https://github.com/Molecule-AI/codex-channel-molecule.git'
 
 # 2. Wire the molecule MCP server into codex's config.toml — this is
 #    the OUTBOUND path (codex calls list_peers / delegate_task /