1 files changed, 1 insertions, 0 deletions
diff --git a/mean.awk b/mean.awk
index aa5ec8e..b509473 100644
--- a/mean.awk
+++ b/mean.awk
@@ -4,6 +4,7 @@
 # calculate mean average
 
 BEGIN {
+    OFS = FS
     sign = "[+-±]?"
     decimal = "[0-9]+[.]?[0-9]*"
     fraction = "[.][0-9]*"