diff --git a/src/prodia.ts b/src/prodia.ts
index 171151e..7cd2bfa 100644
--- a/src/prodia.ts
+++ b/src/prodia.ts
@@ -16,7 +16,7 @@ type ProdiaParams = {
     // transform params
     denoising_strength: number;
     upscale: boolean;
-    inputImage?: string;
+    input_image?: string;
     imageData?: string;
 };
 
@@ -46,10 +46,10 @@ export async function fetchProdia(
     params: Partial<ProdiaParams>,
     endpoint = 'sdxl/generate'
 ) {
-    if(params.inputImage){
-        const data = await fs.readFile(params.inputImage);
+    if(params.input_image){
+        const data = await fs.readFile(params.input_image);
         params.imageData = data.toString('base64');
-        delete params.inputImage;
+        delete params.input_image;
     }
     const resp = await fetch(`https://api.prodia.com/v1/${endpoint}`, {
         method: 'POST',