diff --git a/image_classifier/image_classifier.py b/image_classifier/image_classifier.py
index dcdd619..f3c1f13 100755
--- a/image_classifier/image_classifier.py
+++ b/image_classifier/image_classifier.py
@@ -76,20 +76,18 @@ class image_classifier:
             self.iptc_info.save()
             self._log.debug(f"Updated file '{file}'.")
             # get date
-            self._log.debug(f"File time stamp: {self.iptc_info.get('Image timestamp')} (type: {type(self.exif_info.get('Image timestamp'))})")
+            self._log.debug(f"File time stamp: {self.iptc_info['Image timestamp']} (type: {type(self.iptc_info['Image timestamp'])})")
             # move to destination
         else:
             self._log.debug("Doesn't seem to be an image.")
 
     def append_people(self, people):
-        if self.is_json(self.iptc_info.get('user_comment')):
-            data = json.loads(self.iptc_info['user_comment'])
-            if 'Person shown' not in data:
-                data['Person shown'] = list()
+        if self.is_json(self.iptc_info['Person shown']):
+            data = json.loads(self.iptc_info['Person shown'])
         else:
             data = dict()
-            if self.exif_iptc_infoinfo.get('user_comment'):
-                data["previous_user_comment"]=self.iptc_info.get('user_comment')
+            if self.iptc_infoinfo['Person shown']:
+                data["previous_user_comment"]=self.iptc_info['user_comment']
             data['Person shown'] = list()
         for person in people:
             if person not in data['Person shown']: