diff --git a/c3l_membership/forms.py b/c3l_membership/forms.py
--- a/c3l_membership/forms.py
+++ b/c3l_membership/forms.py
@@ -83,13 +83,6 @@ class MembershipForm(Form):
         validators=[Length(max=500)],
     )
 
-    gpg = StringField(
-        "GPG-ID",
-        validators=[Optional(), Length(max=18)],
-    )
-    jabber = StringField("Jabber Handle", validators=[Optional(), Email()])
-    twitter = StringField("Twitter Handle", validators=[Optional()])
-
     terms = BooleanField(
         (
             "By submitting this membership application, you agree to have read and understood "