diff --git a/build/download/requirements.txt b/build/download/requirements.txt
index 3eee2a2..681c0dd 100644
--- a/build/download/requirements.txt
+++ b/build/download/requirements.txt
@@ -1,3 +1,3 @@
-docker==3.7.2
+docker>=3.7.2
 prettytable==0.7.2
 retrying==1.3.3
diff --git a/build/package.py b/build/package.py
index 8a1808b..6e509a3 100755
--- a/build/package.py
+++ b/build/package.py
@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 #   COPYRIGHT NOTICE STARTS HERE
diff --git a/build/requirements.txt b/build/requirements.txt
index 2c404ae..3954445 100644
--- a/build/requirements.txt
+++ b/build/requirements.txt
@@ -1,2 +1,2 @@
-docker==3.7.2
+docker>=3.7.2
 gitpython==2.1.11