--- Convert-UUlib/example-decoder	2010/12/14 21:19:33	1.21
+++ Convert-UUlib/example-decoder	2020/02/28 06:57:25	1.22
@@ -3,6 +3,8 @@
 # decode all the files in the directory uusrc/ and copy
 # the resulting files to uudst/
 
+use Coro::Multicore;
+
 use Convert::UUlib ':all';
 
 sub namefilter {