diff --git a/lib/rex/logging/sinks/timestamp_flatfile.rb b/lib/rex/logging/sinks/timestamp_flatfile.rb
index fa560a06a9..4f69219ad6 100644
--- a/lib/rex/logging/sinks/timestamp_flatfile.rb
+++ b/lib/rex/logging/sinks/timestamp_flatfile.rb
@@ -12,7 +12,7 @@ module Sinks
 class TimestampFlatfile < Flatfile
 
   def log(sev, src, level, msg, from) # :nodoc:
-    cleaned = msg.gsub(/\x1b\[[0-9;]*[mG]/,'')
+    cleaned = msg.chop.gsub(/\x1b\[[0-9;]*[mG]/,'')
     fd.write("[#{get_current_timestamp}] #{cleaned}\n")
     fd.flush
   end