diff --git a/.changeset/small-deer-tan.md b/.changeset/small-deer-tan.md
new file mode 100644
index 0000000..694bb37
--- /dev/null
+++ b/.changeset/small-deer-tan.md
@@ -0,0 +1,5 @@
+---
+"ai-elements": patch
+---
+
+Handle non image file types in matchesAccept filter
diff --git a/packages/elements/src/prompt-input.tsx b/packages/elements/src/prompt-input.tsx
index d0a2a36..7b30622 100644
--- a/packages/elements/src/prompt-input.tsx
+++ b/packages/elements/src/prompt-input.tsx
@@ -493,11 +493,19 @@ export const PromptInput = ({
       if (!accept || accept.trim() === "") {
         return true;
       }
-      if (accept.includes("image/*")) {
-        return f.type.startsWith("image/");
-      }
-      // NOTE: keep simple; expand as needed
-      return true;
+
+      const patterns = accept
+        .split(",")
+        .map((s) => s.trim())
+        .filter(Boolean);
+
+      return patterns.some((pattern) => {
+        if (pattern.endsWith("/*")) {
+          const prefix = pattern.slice(0, -1); // e.g: image/* -> image/
+          return f.type.startsWith(prefix);
+        }
+        return f.type === pattern;
+      });
     },
     [accept]
   );