diff --git a/src/common.mts b/src/common.mts
index 21c934e..997ee77 100644
--- a/src/common.mts
+++ b/src/common.mts
@@ -97,6 +97,9 @@ export function BuildCommonTypeName(name: string | ts.Identifier) {
  * @returns The parsed number or NaN if the value is not a valid number.
  */
 export function safeParseNumber(value: unknown): number {
+  if (typeof value === "string" && value.trim() === "") {
+    return Number.NaN;
+  }
   const parsed = Number(value);
   if (!Number.isNaN(parsed) && Number.isFinite(parsed)) {
     return parsed;
diff --git a/tests/common.test.ts b/tests/common.test.ts
index ccbe714..53fe36e 100644
--- a/tests/common.test.ts
+++ b/tests/common.test.ts
@@ -37,6 +37,9 @@ describe("common", () => {
 
     const falseVal = safeParseNumber(false);
     expect(falseVal).toBe(0);
+
+    const emptyString = safeParseNumber("");
+    expect(emptyString).toBeNaN();
   });
 
   test("capitalizeFirstLetter", () => {
@@ -182,6 +185,19 @@ describe("common", () => {
     expect(formatted.lint).toStrictEqual("eslint");
   });
 
+  test("formatOptions - preserves an empty initial page parameter", () => {
+    const options: LimitedUserConfig = {
+      input: "input",
+      output: "output",
+      pageParam: "page",
+      nextPageParam: "nextPage",
+      initialPageParam: "",
+    };
+    const formatted = formatOptions(options);
+
+    expect(formatted.initialPageParam).toBe("");
+  });
+
   test("formatOptions - converts string number to number", () => {
     const options: LimitedUserConfig = {
       input: "input",