diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f5b80283e9d..6a5f5541f30 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
+
+	* resource.h (struct resources): Fix typo in the comment.
+
 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/46546
diff --git a/gcc/resource.h b/gcc/resource.h
index b13782f1ab0..3b26423ee95 100644
--- a/gcc/resource.h
+++ b/gcc/resource.h
@@ -33,7 +33,7 @@ along with GCC; see the file COPYING3.  If not see
 struct resources
 {
   char memory;		/* Insn sets or needs a memory location.  */
-  char unch_memory;	/* Insn sets of needs a "unchanging" MEM.  */
+  char unch_memory;	/* Insn sets or needs an "unchanging" MEM.  */
   char volatil;		/* Insn sets or needs a volatile memory loc.  */
   char cc;		/* Insn sets or needs the condition codes.  */
   HARD_REG_SET regs;	/* Which registers are set or needed.  */