diff --git a/ChangeLog b/ChangeLog
index 11973e025..760fbd2d9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2003-02-15 18:11  Alexander Malmberg <alexander@malmberg.org>
+
+	* Source/NSParagraphStyle.m ([NSMutableParagraphStyle
+	-copyWithZone:]): Add calls to GSDebugAllocationAdd/
+	GSDebugAllocationRemove when swizzling the class to keep the
+	allocation counts valid.
+
 2003-02-15 18:04  Alexander Malmberg <alexander@malmberg.org>
 
 	* Source/NSSpellChecker.m (-_launchSpellCheckerForLanguage:): Don't
diff --git a/Source/NSParagraphStyle.m b/Source/NSParagraphStyle.m
index d45a0e998..b8f0a6212 100644
--- a/Source/NSParagraphStyle.m
+++ b/Source/NSParagraphStyle.m
@@ -26,6 +26,10 @@
    59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */ 
 
+/* To keep the allocation counts valid when swizzling the class in
+[NSMutableParagraphStyle -copyWithZone:]. */
+#include <Foundation/NSDebug.h>
+
 #include <Foundation/NSException.h>
 #include <AppKit/NSParagraphStyle.h>
 
@@ -479,7 +483,9 @@ static NSParagraphStyle	*defaultStyle = nil;
   NSMutableParagraphStyle	*c;
 
   c = (NSMutableParagraphStyle*)NSCopyObject (self, 0, aZone);
+  GSDebugAllocationRemove(c->isa, c);
   c->isa = [NSParagraphStyle class];
+  GSDebugAllocationAdd(c->isa, c);
   c->_tabStops = [_tabStops mutableCopyWithZone: aZone];
   return c;
 }