diff --git a/src/SOAPpy/SOAPBuilder.py b/src/SOAPpy/SOAPBuilder.py
index 7217cd6..7d3a131 100644
--- a/src/SOAPpy/SOAPBuilder.py
+++ b/src/SOAPpy/SOAPBuilder.py
@@ -32,11 +32,11 @@
 #
 ################################################################################
 """
+import html
 
 ident = '$Id: SOAPBuilder.py 1498 2010-03-12 02:13:19Z pooryorick $'
 from .version import __version__
 
-import cgi
 from wstools.XMLname import toXMLname, fromXMLname
 
 # SOAPpy-py3 modules
@@ -313,7 +313,7 @@ class SOAPBuilder:
         try: data = obj._marshalData()
         except:
             if (obj_type != "string"): # strings are already encoded
-                data = cgi.escape(str(obj))
+                data = html.escape(str(obj))
             else:
                 data = obj
 
@@ -373,7 +373,7 @@ class SOAPBuilder:
         try: data = obj._marshalData()
         except: data = obj
 
-        self.out.append(self.dumper(None, "string", cgi.escape(data), tag,
+        self.out.append(self.dumper(None, "string", html.escape(data), tag,
                                     typed, ns_map, self.genroot(ns_map), id))
 
     dump_str = dump_string # For Python 2.2+
diff --git a/src/SOAPpy/Types.py b/src/SOAPpy/Types.py
index 20e6e64..de9dcac 100644
--- a/src/SOAPpy/Types.py
+++ b/src/SOAPpy/Types.py
@@ -50,9 +50,9 @@ InstanceType = object
 ident = '$Id: Types.py 1496 2010-03-04 23:46:17Z pooryorick $'
 from .version import __version__
 
+import html
 import collections
 import base64
-import cgi
 import urllib.request, urllib.parse, urllib.error
 import copy
 import re
@@ -123,7 +123,7 @@ class anyType:
         for attr, value in list(self._attrs.items()):
             ns, n = builder.genns(ns_map, attr[0])
             a += n + ' %s%s="%s"' % \
-                (ns, attr[1], cgi.escape(str(value), 1))
+                (ns, attr[1], html.escape(str(value), 1))
 
         return a
 
diff --git a/tools/interop2html.py b/tools/interop2html.py
index 28ed511..311a48f 100755
--- a/tools/interop2html.py
+++ b/tools/interop2html.py
@@ -1,7 +1,5 @@
 #!/usr/bin/env python
-
-import string
-import cgi
+import html
 
 ident = '$Id: interop2html.py 4 2001-06-27 21:36:11Z cullman $'
 
@@ -62,12 +60,12 @@ while c < totalmethods:
       elif status.find("expected") != -1:
         bgcolor = "#FF9900"
         hreftitle = table[key][i][1][1].replace("'","") # remove apostrophes from title properties
-        popuphtml = '"' + cgi.escape(cgi.escape(table[key][i][1][1]).replace("'","&#39;").replace('"',"&#34;")) + '"'
+        popuphtml = '"' + html.escape(html.escape(table[key][i][1][1]).replace("'","&#39;").replace('"',"&#34;")) + '"'
         status = "<a title='" + hreftitle + "' href='javascript:popup(" + popuphtml + ")'>Failed (expected)</a>"
       else:
         bgcolor = "#CC0000"
         hreftitle = table[key][i][1][1].replace("'","") # remove apostrophes from title properties
-        popuphtml = '"' + cgi.escape(cgi.escape(table[key][i][1][1]).replace("'","&#39;").replace('"',"&#34;")) + '"'
+        popuphtml = '"' + html.escape(html.escape(table[key][i][1][1]).replace("'","&#39;").replace('"',"&#34;")) + '"'
         status = "<a title='" + hreftitle + "' href='javascript:popup(" + popuphtml + ")'>Failed</a>"
       print("<td align='center' bgcolor=" , bgcolor , ">" , status , "</td>")
     print("</tr>")