diff --git a/ChangeLog b/ChangeLog
index c29551fd43..9bbf76fe9e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Oct 22 20:33:33 2014  Martin Duerst <duerst@it.aoyama.ac.jp>
+
+	* common.mk: Fixed grammar in comment [ci skip]
+
 Wed Oct 22 19:18:18 2014  Martin Duerst <duerst@it.aoyama.ac.jp>
 
 	* tool/unicode_norm_gen.rb: Fixed escaping of backslash and
diff --git a/common.mk b/common.mk
index e73b72d1a2..a228cc9c08 100644
--- a/common.mk
+++ b/common.mk
@@ -1097,7 +1097,7 @@ update-gems: PHONY
 	    bundled_gems
 
 ### set the following environment variable or uncomment the line if
-### the Unicode data files are updated every minuites.
+### the Unicode data files are updated every minute.
 # ALWAYS_UPDATE_UNICODE = yes
 
 UNICODE_FILES = $(srcdir)/enc/unicode/data/UnicodeData.txt \