diff --git a/ChangeLog b/ChangeLog
index 3e60e74a5..dc4887a6a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-08-02  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
+
+	* SoObjects/SOGo/NSNumber+Utilities.m (-jsonRepresentation):
+	returns "true" or "false" when the initial return value is "YES"
+	or "NO".
+
 2010-07-30  Francis Lachapelle  <flachapelle@inverse.ca>
 
 	* UI/WebServerResources/SchedulerUI.js (deleteEvent): improved
diff --git a/SoObjects/SOGo/NSNumber+Utilities.m b/SoObjects/SOGo/NSNumber+Utilities.m
index c71929e0f..1fac51667 100644
--- a/SoObjects/SOGo/NSNumber+Utilities.m
+++ b/SoObjects/SOGo/NSNumber+Utilities.m
@@ -28,8 +28,15 @@
 
 - (NSString *) jsonRepresentation
 {
+  NSString *jsonRepresentation;
 
-  return [NSString stringWithFormat: @"%@", self];
+  jsonRepresentation = [NSString stringWithFormat: @"%@", self];
+  if ([jsonRepresentation isEqualToString: @"YES"])
+    jsonRepresentation = @"true";
+  else if ([jsonRepresentation isEqualToString: @"NO"])
+    jsonRepresentation = @"false";
+
+  return jsonRepresentation;
 }
 
 @end