diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index ad734d1e61a8..9fb2bf19006b 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,7 @@
+2010-08-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tracebak.c: Fix typo in comment.
+
 2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>
 
 	* gcc-interface/decl.c: Use FOR_EACH_VEC_ELT.
diff --git a/gcc/ada/tracebak.c b/gcc/ada/tracebak.c
index cd9693969c17..c16741de7ec4 100644
--- a/gcc/ada/tracebak.c
+++ b/gcc/ada/tracebak.c
@@ -493,8 +493,8 @@ __gnat_backtrace (void **array,
 
 #else
 
-/* No target specific implementation and neither USE_GCC_UNWINDER not
-   USE_GCC_UNWINDER defined.  */
+/* No target specific implementation and neither USE_GCC_UNWINDER nor
+   USE_GENERIC_UNWINDER defined.  */
 
 /*------------------------------*
  *-- The dummy implementation --*