diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 6034ba47a4f..2120684021f 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,7 @@
+2001-04-06   Benjamin Kosnik  <bkoz@redhat.com>
+
+	* include/backward/backward_warning.h: Re-enable.
+
 2001-04-06  Benjamin Kosnik  <bkoz@redhat.com>
             Alexandre Oliva  <aoliva@redhat.com>
 	
diff --git a/libstdc++-v3/include/backward/backward_warning.h b/libstdc++-v3/include/backward/backward_warning.h
index 84a60f527d5..973dee00314 100644
--- a/libstdc++-v3/include/backward/backward_warning.h
+++ b/libstdc++-v3/include/backward/backward_warning.h
@@ -28,8 +28,7 @@
 #ifndef _CPP_BACKWARD_BACKWARD_WARNING_H
 #define _CPP_BACKWARD_BACKWARD_WARNING_H 1
 
-//#ifdef __DEPRECATED
-#if 0
+#ifdef __DEPRECATED
 # warning "This file includes at least one deprecated or antiquated header."
 # warning "Please use the <X> file instead of <X.h> file for "C++" includes"
 # warning "and use the <cX> file instead of <X.h> file for "C" includes."