diff --git a/ChangeLog b/ChangeLog
index 0ccf8e5de..1eccf202b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2012-04-13  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
+
+	* SoObjects/Appointments/SOGoAppointmentFolder.m (-bareFetchFields: ...),
+	(-fetchFields:from:to:title:component:additionalFilters:includeProtectedInformation:):
+	restored c-style escaping of sql-style escaping of quote characters.
+
 2012-04-12  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
 	* SoObjects/SOGo/SOGoGCSFolder.m (-componentSQLFilter): new
diff --git a/SoObjects/Appointments/SOGoAppointmentFolder.m b/SoObjects/Appointments/SOGoAppointmentFolder.m
index 58d847187..e6913e4c5 100644
--- a/SoObjects/Appointments/SOGoAppointmentFolder.m
+++ b/SoObjects/Appointments/SOGoAppointmentFolder.m
@@ -553,7 +553,7 @@ static NSNumber *sharedYes = nil;
   if ([title length])
     [baseWhere
       addObject: [NSString stringWithFormat: @"c_title isCaseInsensitiveLike: '%%%@%%'",
-                           [title stringByReplacingString: @"'"  withString: @"''"]]];
+                           [title stringByReplacingString: @"'"  withString: @"\\'\\'"]]];
 
   if (component)
     {
@@ -1150,7 +1150,7 @@ firstInstanceCalendarDateRange: (NGCalendarDateRange *) fir
       if ([title length])
         [baseWhere
           addObject: [NSString stringWithFormat: @"c_title isCaseInsensitiveLike: '%%%@%%'",
-                               [title stringByReplacingString: @"'"  withString: @"''"]]];
+                               [title stringByReplacingString: @"'"  withString: @"\\'\\'"]]];
 
       if ([filters length])
         [baseWhere addObject: [NSString stringWithFormat: @"(%@)", filters]];