diff --git a/src/libboard_artiq/src/drtioaux.rs b/src/libboard_artiq/src/drtioaux.rs
index 4971502..1e2534a 100644
--- a/src/libboard_artiq/src/drtioaux.rs
+++ b/src/libboard_artiq/src/drtioaux.rs
@@ -66,6 +66,13 @@ pub fn copy_work_buffer(src: *mut u16, dst: *mut u16, len: isize) {
             *dst.offset(i) = *src.offset(i);
             *dst.offset(i+1) = *src.offset(i+1);
         }
+        // workaround for corrupted writes
+        // check and re-write
+        for i in 0..len {
+             if *dst.offset(i) != *src.offset(i) {
+                *dst.offset(i) = *src.offset(i);
+            }
+        }
     }
 }