diff --git a/zerver/management/commands/deliver_email.py b/zerver/management/commands/deliver_email.py
old mode 100755
new mode 100644
index 8b8e9575ff..fac9b7125a
--- a/zerver/management/commands/deliver_email.py
+++ b/zerver/management/commands/deliver_email.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 
 """\
 Deliver email messages that have been queued by various things
diff --git a/zerver/management/commands/email_mirror.py b/zerver/management/commands/email_mirror.py
old mode 100755
new mode 100644
index ed3df2fde2..47b733d0fa
--- a/zerver/management/commands/email_mirror.py
+++ b/zerver/management/commands/email_mirror.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 
 """
 Forward messages sent to the configured email gateway to Zulip.
diff --git a/zerver/management/commands/logout_all_users.py b/zerver/management/commands/logout_all_users.py
old mode 100755
new mode 100644
diff --git a/zerver/management/commands/print_email_delivery_backlog.py b/zerver/management/commands/print_email_delivery_backlog.py
old mode 100755
new mode 100644
index 8f9e5f9473..1112c79935
--- a/zerver/management/commands/print_email_delivery_backlog.py
+++ b/zerver/management/commands/print_email_delivery_backlog.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 
 """
 Shows backlog count of ScheduledEmail