diff --git a/src/core/lib/FileSignatures.mjs b/src/core/lib/FileSignatures.mjs
index 1900ce4e..41bd53ee 100644
--- a/src/core/lib/FileSignatures.mjs
+++ b/src/core/lib/FileSignatures.mjs
@@ -2972,7 +2972,7 @@ export function extractWAV(bytes, offset) {
     stream.moveTo(4);
 
     // Move to file size.
-    stream.moveTo(stream.readInt(4, "le"));
+    stream.moveTo(stream.readInt(4, "le") + 8);
 
     return stream.carve();
 }