diff --git a/src/sfizz/FileMetadata.cpp b/src/sfizz/FileMetadata.cpp
index 8c684d37..65ba9677 100644
--- a/src/sfizz/FileMetadata.cpp
+++ b/src/sfizz/FileMetadata.cpp
@@ -231,7 +231,7 @@ bool FileMetadataReader::Impl::openRiff()
         info.length = riffChunkSize;
         riffChunks.push_back(info);
 
-        if (fseek(stream, riffChunkSize, SEEK_CUR) != 0)
+        if (fseek(stream, riffChunkSize + (riffChunkSize & 1), SEEK_CUR) != 0)
             return false;
     }