--- a/inst/randdeintrlv.m
+++ b/inst/randdeintrlv.m
@@ -30,7 +30,7 @@
   else
     l = size (data, 1);
   endif
-  rand ('state', state);
+  rand ("state", state);
   deintrlvd = deintrlv (data, randperm (l));
 
 endfunction