diff --git a/lib/redmine/thumbnail.rb b/lib/redmine/thumbnail.rb
index c2a2a2eaa..7484f0d46 100644
--- a/lib/redmine/thumbnail.rb
+++ b/lib/redmine/thumbnail.rb
@@ -43,7 +43,6 @@ module Redmine
 
     def self.convert_available?
       return @convert_available if defined?(@convert_available)
-      logger.warn("testing for convert...")
       @convert_available = system("#{shell_quote CONVERT_BIN} -version") rescue false
       logger.warn("Imagemagick's convert binary (#{CONVERT_BIN}) not available") unless @convert_available
       @convert_available