diff --git a/pykolab/utils.py b/pykolab/utils.py
--- a/pykolab/utils.py
+++ b/pykolab/utils.py
@@ -398,6 +398,9 @@
         if 'sn' in result:
             result['surname'] = ensure_str(result['sn']).replace(' ', '')
 
+        if 'givenname' in result:
+            result['givenname'] = ensure_str(result['givenname']).replace(' ', '')
+
         if 'mail' in result:
             if isinstance(result['mail'], list):
                 result['mail'] = result['mail'][0]