diff --git a/src/modules/graph.ts b/src/modules/graph.ts
index ed9e1ed..904a546 100644
--- a/src/modules/graph.ts
+++ b/src/modules/graph.ts
@@ -7,13 +7,20 @@ import { Neo4jGraph } from "@langchain/community/graphs/neo4j_graph";
 let graph: Neo4jGraph;
 
 /**
- * <2> Return the existing `graph` object or create one
+ * Return the existing `graph` object or create one
  * has not already been created
+ *
  * @returns {Promise<Neo4jGraph>}
  */
 export async function initGraph(): Promise<Neo4jGraph> {
   if (!graph) {
-    // TODO: Create singleton and wait for connection to be verified
+    // Create singleton and wait for connection to be verified
+    graph = await Neo4jGraph.initialize({
+      url: process.env.NEO4J_URI as string,
+      username: process.env.NEO4J_USERNAME as string,
+      password: process.env.NEO4J_PASSWORD as string,
+      database: process.env.NEO4J_DATABASE as string | undefined,
+    });
   }
 
   return graph;