diff --git a/scripts/parse-egg-moves/egg-move-template.boilerplate.ts b/scripts/parse-egg-moves/egg-move-template.boilerplate.ts
index bfac05f4bde..8b7a64f3ebd 100644
--- a/scripts/parse-egg-moves/egg-move-template.boilerplate.ts
+++ b/scripts/parse-egg-moves/egg-move-template.boilerplate.ts
@@ -1,3 +1,9 @@
+/*
+ * SPDX-FileCopyrightText: 2024-2025 Pagefault Games
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 //! DO NOT EDIT THIS FILE - CREATED BY THE `eggMoves:parse` script automatically
 import { MoveId } from "#enums/move-id";
 import { SpeciesId } from "#enums/species-id";
diff --git a/scripts/parse-egg-moves/egg-move-template.boilerplate.ts.license b/scripts/parse-egg-moves/egg-move-template.boilerplate.ts.license
deleted file mode 100644
index ce549b94a45..00000000000
--- a/scripts/parse-egg-moves/egg-move-template.boilerplate.ts.license
+++ /dev/null
@@ -1,4 +0,0 @@
-SPDX-FileCopyrightText: 2025 Pagefault Games
-SPDX-FileContributor: Bertie690
-
-SPDX-License-Identifier: AGPL-3.0-only
diff --git a/scripts/parse-egg-moves/interactive.js b/scripts/parse-egg-moves/interactive.js
index f915b69f662..8e0f5e68d24 100644
--- a/scripts/parse-egg-moves/interactive.js
+++ b/scripts/parse-egg-moves/interactive.js
@@ -32,7 +32,7 @@ export async function runInteractive() {
 
   if (answer === "Exit") {
     console.log("Exiting...");
-    process.exitCode = 1;
+    process.exitCode = 0;
     return { type: "Exit" };
   }
 
diff --git a/scripts/parse-egg-moves/main.js b/scripts/parse-egg-moves/main.js
index dd4fafb45cb..ed7028a4ff3 100644
--- a/scripts/parse-egg-moves/main.js
+++ b/scripts/parse-egg-moves/main.js
@@ -18,7 +18,7 @@ import { showHelpText } from "./help-message.js";
 import { runInteractive } from "./interactive.js";
 import { parseEggMoves } from "./parse.js";
 
-const version = "1.0.0";
+const version = "1.0.1";
 
 // Get the directory name of the current module file
 const __filename = fileURLToPath(import.meta.url);
@@ -54,8 +54,8 @@ async function start() {
 
   let csv = "";
   const inputType = await parseArguments();
-  if (process.exitCode) {
-    // If exit code is non-zero, return to allow it to propagate up the chain.
+  // If exit code was set, return to allow it to propagate it up the chain.
+  if (process.exitCode != null) {
     return;
   }
   switch (inputType.type) {
@@ -66,7 +66,6 @@ async function start() {
       csv = await fs.promises.readFile(inputType.value, "utf-8");
       break;
     case "Exit":
-      // Help screen triggered; break out
       return;
   }
 
@@ -80,8 +79,10 @@ async function start() {
 async function parseArguments() {
   const args = process.argv.slice(2); // first 2 args are node and script name (irrelevant)
 
+  // Yoink everything up to the first "=" to get the raw command, using nullish coaclescing to convert
+  // "no args" into "undefined"
   /** @type {string | undefined}  */
-  const arg = args[0].split("=")[0]; // Yoink everything up to the first "=" to get the raw command
+  const arg = args[0]?.split("=")[0];
   switch (arg) {
     case "-f":
     case "--file":
diff --git a/src/data/balance/egg-moves.ts b/src/data/balance/egg-moves.ts
index f43ee573207..bb656174879 100644
--- a/src/data/balance/egg-moves.ts
+++ b/src/data/balance/egg-moves.ts
@@ -1,3 +1,9 @@
+/*
+ * SPDX-FileCopyrightText: 2024-2025 Pagefault Games
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 //! DO NOT EDIT THIS FILE - CREATED BY THE `eggMoves:parse` script automatically
 import { MoveId } from "#enums/move-id";
 import { SpeciesId } from "#enums/species-id";