diff --git a/src/parallel b/src/parallel
index 3b3f432d..c2078892 100755
--- a/src/parallel
+++ b/src/parallel
@@ -537,7 +537,7 @@ sub get_options_from_array {
 sub parse_options {
     # Returns: N/A
     # Defaults:
-    $Global::version = 20120422;
+    $Global::version = 20120503;
     $Global::progname = 'parallel';
     $Global::infinity = 2**31;
     $Global::debug = 0;
diff --git a/src/parallel.pod b/src/parallel.pod
index 87ac6629..b8dd9545 100644
--- a/src/parallel.pod
+++ b/src/parallel.pod
@@ -1305,8 +1305,9 @@ a bc " -> "a bc". This is the default if B<--colsep> is used.
 =item B<-u>
 
 Ungroup output.  Output is printed as soon as possible and by passes
-GNU B<parallel> internal processing. This may cause
-output from different commands to be mixed. Compare these:
+GNU B<parallel> internal processing. This may cause output from
+different commands to be mixed thus should only be used if you do not
+care about the output. Compare these:
 
 B<parallel -j0 'sleep {};echo -n start{};sleep {};echo {}end' ::: 1 2 3 4>