diff --git a/helpers/images.py b/helpers/images.py
index cae0e9c4..f1b0846f 100644
--- a/helpers/images.py
+++ b/helpers/images.py
@@ -115,7 +115,7 @@ def get_dicom_order(path):
 #get_dicom_order("/home/ross/Downloads/DICOM HEAD/STD4/SER1/*.dcm")
 
 def pretty_print_dicom(dataset, indent=0):
-    l = list(itertools.chain(*print_dicom(dataset, indent)))
+    l = print_dicom(dataset, indent)
     print(l)
     return "\n<br/>".join(l)
 
@@ -148,4 +148,4 @@ def print_dicom(dataset, indent=0):
                 l.append("{0:s} {1:s} = {2:s}".format(indent_string,
                                                    data_element.name,
                                                    repr_value))
-    return l
\ No newline at end of file
+    return "\n".join(l)
\ No newline at end of file