diff --git a/src/main/index.ts b/src/main/index.ts
index c01eefd..27a69d6 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -124,13 +124,16 @@ async function runKnoxctlScan(): Promise<void> {
 		{ name: "output", flag: "--output", type: "string" },
 	];
 
-	const policyAction = core.getInput("policy_action").toLowerCase();
+	let policyAction = core.getInput("policy_action").toLowerCase();
 	if (policyAction !== "audit" && policyAction !== "block") {
 		throw new Error(
 			"Invalid policy_action. Must be either 'Audit' or 'Block'.",
 		);
 	}
 
+	// Capitalize the first letter
+	policyAction = policyAction.charAt(0).toUpperCase() + policyAction.slice(1);
+
 	// Run the policy command first
 	await exec.exec("knoxctl", [
 		"scan",