diff --git a/src/protocols/types/DMABuffer.cpp b/src/protocols/types/DMABuffer.cpp
index 0f6334e68..b1621de7b 100644
--- a/src/protocols/types/DMABuffer.cpp
+++ b/src/protocols/types/DMABuffer.cpp
@@ -118,6 +118,9 @@ CFileDescriptor CDMABuffer::exportSyncFile() {
         if (fd == -1)
             continue;
 
+        if (CFileDescriptor::isReadable(fd))
+            continue;
+
         dma_buf_export_sync_file request{
             .flags = DMA_BUF_SYNC_READ,
             .fd    = -1,