diff --git a/app/src/main/java/ca/cgagnier/wlednativeandroid/ui/components/DeviceWebview.kt b/app/src/main/java/ca/cgagnier/wlednativeandroid/ui/components/DeviceWebview.kt
index 3c8dba9e..25c0b891 100644
--- a/app/src/main/java/ca/cgagnier/wlednativeandroid/ui/components/DeviceWebview.kt
+++ b/app/src/main/java/ca/cgagnier/wlednativeandroid/ui/components/DeviceWebview.kt
@@ -389,13 +389,14 @@ class CustomWebChromeClient(private val context: Context) : WebChromeClient() {
 
     private fun getMimeType(acceptTypes: Array<String>): String {
         for (type in acceptTypes) {
-            return when (type) {
-                ".json" -> "application/json"
-                ".css" -> "text/css"
+            return when {
+                type == ".json" -> "application/json"
+                type == ".css" -> "text/css"
+                type.contains("/") -> type
                 else -> continue
             }
         }
-        return "application/octet-stream"
+        return "*/*"
     }
 }