diff --git a/Changes b/Changes
index f8b41f971..1a926f6d5 100644
--- a/Changes
+++ b/Changes
@@ -80,7 +80,7 @@ clock_gettime.3
 clock_settime.3
     Michael Kerrisk
         Update links to reflect the fact that clock_* pages are now in
-	Section 2
+        Section 2
 
 iso-8859-11.7
 iso_8859_11.7
@@ -202,7 +202,7 @@ stat.2
 timerfd_create.2
     Michael Kerrisk
         Add BUGS noting that timerfd supports fewer clock types than
-	timer_create()
+        timer_create()
 
 btowc.3
     Michael Kerrisk
@@ -287,7 +287,7 @@ scandir.3
         CONFORMING TO: alphasort() and scandir() are added to POSIX.1-2008
     Michael Kerrisk
         CONFORMING TO: note that versionsort() was added to glibc in
-	version 2.1
+        version 2.1
 
 sem_wait.3
     Michael Kerrisk