diff --git a/src/utils/init-script-schema.ts b/src/utils/init-script-schema.ts
index 66e0b0a..434bc6f 100644
--- a/src/utils/init-script-schema.ts
+++ b/src/utils/init-script-schema.ts
@@ -11,13 +11,23 @@ export const InitScriptSchemaVersions = z.object({
   solana: z.string().optional(),
 })
 
-export const InitScriptSchemaRename = z.record(
-  z.object({
-    // TODO: Rename 'paths' to 'in' (breaking change)
-    paths: z.array(z.string()),
-    to: z.string(),
-  }),
-)
+const InitScriptSchemaRenameEntryBase = z.object({
+  // Accept alias `in` for backward/forward compatibility and normalize to `paths`
+  in: z.array(z.string()).optional(),
+  paths: z.array(z.string()).optional(),
+  to: z.string(),
+})
+
+export const InitScriptSchemaRename = z.record(InitScriptSchemaRenameEntryBase).transform((input) => {
+  // Normalize entries: if `in` is provided, move to `paths`
+  const normalized: Record<string, { paths: string[]; to: string }> = {}
+  for (const key of Object.keys(input)) {
+    const entry = input[key] as { in?: string[]; paths?: string[]; to: string }
+    const paths = entry.paths ?? entry.in ?? []
+    normalized[key] = { paths, to: entry.to }
+  }
+  return normalized
+})
 
 export const InitScriptSchema = z.object({
   instructions: InitScriptSchemaInstructions.optional(),
diff --git a/test/init-script-schema.test.ts b/test/init-script-schema.test.ts
new file mode 100644
index 0000000..a2a35b1
--- /dev/null
+++ b/test/init-script-schema.test.ts
@@ -0,0 +1,46 @@
+import { describe, expect, it } from 'vitest'
+import { InitScriptSchema } from '../src/utils/init-script-schema'
+
+describe('InitScriptSchema - rename alias', () => {
+  const parseRename = (rename: unknown) => InitScriptSchema.parse({ rename }).rename
+
+  it('should accept `in` alias and normalize to `paths`', () => {
+    const parsed = parseRename({ example: { in: ['some/path/to/file'], to: '{{name}}Example' } } as unknown)
+
+    // @ts-expect-error normalized by schema transform
+    expect(parsed.example.in).toBeUndefined()
+    expect(parsed?.example.paths).toEqual(['some/path/to/file'])
+    expect(parsed?.example.to).toBe('{{name}}Example')
+  })
+
+  it('should accept `paths` field without changes', () => {
+    const parsed = parseRename({ example: { paths: ['some/path/to/file'], to: '{{name}}Example' } })
+
+    expect(parsed?.example.paths).toEqual(['some/path/to/file'])
+    expect(parsed?.example.to).toBe('{{name}}Example')
+  })
+
+  it('should prioritize `paths` over `in` when both provided', () => {
+    const entry = { in: ['path/from/in'], paths: ['path/from/paths'], to: '{{name}}Example' } as unknown
+    const parsed = parseRename({ example: entry })
+
+    expect(parsed?.example.paths).toEqual(['path/from/paths'])
+  })
+
+  it('should handle empty arrays', () => {
+    const parsed = parseRename({ example: { in: [], to: '{{name}}Example' } } as unknown)
+
+    expect(parsed?.example.paths).toEqual([])
+  })
+
+  it('should handle mixed `in` and `paths` usage', () => {
+    const rename = {
+      example1: { in: ['some/path/to/file1'], to: '{{name}}Example1' },
+      example2: { paths: ['some/path/to/file2'], to: '{{name}}Example2' },
+    } as unknown
+    const parsed = parseRename(rename)
+
+    expect(parsed?.example1.paths).toEqual(['some/path/to/file1'])
+    expect(parsed?.example2.paths).toEqual(['some/path/to/file2'])
+  })
+})
diff --git a/test/search-and-replace.test.ts b/test/search-and-replace.test.ts
index bbf34e9..de4a663 100644
--- a/test/search-and-replace.test.ts
+++ b/test/search-and-replace.test.ts
@@ -98,7 +98,7 @@ describe('searchAndReplace', () => {
   })
 
   it('should handle errors gracefully', async () => {
-    const consoleErrorSpy = vi.spyOn(console, 'error')
+    const consoleErrorSpy = vi.spyOn(console, 'error').mockImplementation(() => {})
 
     // Mock the file system and simulate an error for readFile
     mockFs({