diff --git a/UI/Contacts/UIxListView.m b/UI/Contacts/UIxListView.m
index c4499dfd9..1e3547686 100644
--- a/UI/Contacts/UIxListView.m
+++ b/UI/Contacts/UIxListView.m
@@ -106,7 +106,7 @@
                                 acquire: NO];
       if ([test isKindOfClass: [NSException class]])
         {
-          NSLog (@"%@ not found", [card reference]);
+          //NSLog (@"%@ not found", [card reference]);
           cardCopy = [card copy];
           [invalid addObject: cardCopy];
           [cardCopy release];
diff --git a/UI/MailPartViewers/UIxMailPartHTMLViewer.m b/UI/MailPartViewers/UIxMailPartHTMLViewer.m
index 09d48ae5a..a9c3b511f 100644
--- a/UI/MailPartViewers/UIxMailPartHTMLViewer.m
+++ b/UI/MailPartViewers/UIxMailPartHTMLViewer.m
@@ -272,7 +272,7 @@ static NSData* _sanitizeContent(NSData *theData)
                       if ([tag caseInsensitiveCompare: found_tag] == NSOrderedSame)
                         {
                           // Remove the leading slash
-                          NSLog(@"Found void tag with invalid leading slash: </%@>", found_tag);
+                          //NSLog(@"Found void tag with invalid leading slash: </%@>", found_tag);
                           i--;
                           [d replaceBytesInRange: NSMakeRange(i, 1)
                                        withBytes: NULL
diff --git a/UI/MailerUI/UIxMailView.m b/UI/MailerUI/UIxMailView.m
index 8b6ec9218..110fac61b 100644
--- a/UI/MailerUI/UIxMailView.m
+++ b/UI/MailerUI/UIxMailView.m
@@ -77,7 +77,7 @@ static NSString *mailETag = nil;
                                SOGO_MAJOR_VERSION,
                                SOGO_MINOR_VERSION,
                                SOGO_SUBMINOR_VERSION];
-  NSLog (@"Note: using constant etag for mail viewer: '%@'", mailETag);
+  //NSLog (@"Note: using constant etag for mail viewer: '%@'", mailETag);
 }
 
 - (void) dealloc
diff --git a/UI/Scheduler/UIxCalView.m b/UI/Scheduler/UIxCalView.m
index bbf7b4608..40677b6e9 100644
--- a/UI/Scheduler/UIxCalView.m
+++ b/UI/Scheduler/UIxCalView.m
@@ -1,8 +1,6 @@
 /* UIxCalView.m - this file is part of SOGo
  *
- * Copyright (C) 2006-2009 Inverse inc.
- *
- * Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
+ * Copyright (C) 2006-2015 Inverse inc.
  *
  * This file is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -584,7 +582,7 @@
       [uri appendString: @"Groups/_custom_"];
       [uri appendString: uidsString];
       [uri appendString: @"/"];
-      NSLog (@"Group URI = '%@'", uri);
+      //NSLog (@"Group URI = '%@'", uri);
     }
   else
     {
diff --git a/UI/Scheduler/UIxComponentEditor.m b/UI/Scheduler/UIxComponentEditor.m
index 35a29219a..c1d666e63 100644
--- a/UI/Scheduler/UIxComponentEditor.m
+++ b/UI/Scheduler/UIxComponentEditor.m
@@ -1,6 +1,6 @@
 /* UIxComponentEditor.m - this file is part of SOGo
  *
- * Copyright (C) 2006-2014 Inverse inc.
+ * Copyright (C) 2006-2015 Inverse inc.
  *
  * This file is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -594,7 +594,7 @@ iRANGE(2);
 			      ASSIGN (reminderUnit, @"MINUTES");
 			      break;
 			    default:
-			      NSLog(@"Cannot process duration unit: '%c'", c);
+			      //NSLog(@"Cannot process duration unit: '%c'", c);
 			      break;
 			    }
 			}
@@ -1887,7 +1887,9 @@ RANGE(2);
 	  [component setAttendees: newAttendees];
 	}
       else
-	NSLog(@"Error scanning following JSON:\n%@", json);  
+        {
+	  //NSLog(@"Error scanning following JSON:\n%@", json);  
+        }
     }
 }