diff --git a/src/proxy/openai-image.ts b/src/proxy/openai-image.ts
index 2813174..bc2cef3 100644
--- a/src/proxy/openai-image.ts
+++ b/src/proxy/openai-image.ts
@@ -150,8 +150,21 @@ function filterModelParameters(manager: ProxyReqManager) {
     
     req.log.info({ model: 'dall-e-3', params: Object.keys(filteredBody) }, "Filtered parameters for DALL-E 3");
   } else if (modelName.includes('gpt-image')) {
-    // For gpt-image-1, we can use all parameters
-    req.log.info({ model: 'gpt-image-1', params: Object.keys(filteredBody) }, "Using all parameters for GPT Image");
+    // Define allowed parameters for gpt-image-1
+    const allowedParams = [
+      'model', 'prompt', 'background', 'moderation', 'n', 'output_compression',
+      'output_format', 'quality', 'size', 'user', 'image', 'mask'
+    ];
+    
+    // Remove any parameter not in the allowed list, especially 'style' which is only for DALL-E 3
+    Object.keys(filteredBody).forEach(key => {
+      if (!allowedParams.includes(key)) {
+        req.log.info({ model: 'gpt-image-1', removedParam: key }, "Removing unsupported parameter for GPT Image");
+        delete filteredBody[key];
+      }
+    });
+    
+    req.log.info({ model: 'gpt-image-1', params: Object.keys(filteredBody) }, "Filtered parameters for GPT Image");
   }
   
   // Use the proper method to update the body