diff --git a/d2js/js/CHANGELOG.md b/d2js/js/CHANGELOG.md
index 8ca55ec1f..18767b5cc 100644
--- a/d2js/js/CHANGELOG.md
+++ b/d2js/js/CHANGELOG.md
@@ -3,6 +3,10 @@
 All notable changes to only the d2.js package will be documented in this file. **Does not
 include changes to the main d2 project.**
 
+## Next
+
+- Fix TypeScript signatures
+
 ## [0.1.22]
 ### March 20, 2025
 
diff --git a/d2js/js/index.d.ts b/d2js/js/index.d.ts
index 9b2977a44..0b455af6e 100644
--- a/d2js/js/index.d.ts
+++ b/d2js/js/index.d.ts
@@ -47,7 +47,7 @@ export interface CompileRequest {
   /** A mapping of D2 file paths to their content*/
   fs: Record<string, string>;
   /** The path of the entry D2 file [default: index]*/
-  inputPath: string;
+  inputPath?: string;
   /** The CompileOptions to pass to the compiler*/
   options: CompileOptions;
 }
diff --git a/d2js/js/package.json b/d2js/js/package.json
index e7923f7b7..3eee22350 100644
--- a/d2js/js/package.json
+++ b/d2js/js/package.json
@@ -23,9 +23,13 @@
       "browser": "./dist/browser/index.js",
       "import": {
         "browser": "./dist/browser/index.js",
-        "default": "./dist/node-esm/index.js"
+        "default": "./dist/node-esm/index.js",
+        "types": "./index.d.ts"
+      },
+      "require": {
+        "default": "./dist/node-cjs/index.js",
+        "types": "./index.d.ts"
       },
-      "require": "./dist/node-cjs/index.js",
       "default": "./dist/node-esm/index.js"
     },
     "./worker": "./dist/browser/worker.js"