diff --git a/Makefile b/Makefile
index 432c6fa..360080c 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ ifndef PYTHON3
 	endif
 endif
 PYTHON_MAJOR_AT_LEAST=3
-PYTHON_MINOR_AT_LEAST=3
+PYTHON_MINOR_AT_LEAST=4
 PYTHON_VERSION := $(shell $(PYTHON) -c 'from __future__ import print_function; import platform; print(platform.python_version())')
 CHECK_PYTHON_VERSION=$(shell $(PYTHON) -c 'from __future__ import print_function; import sys; print(0) if sys.version_info[:2] < ($(PYTHON_MAJOR_AT_LEAST), $(PYTHON_MINOR_AT_LEAST)) else print(1)')
 
diff --git a/setup.py b/setup.py
index 0b71642..3621606 100644
--- a/setup.py
+++ b/setup.py
@@ -29,7 +29,7 @@ def run_tests(self):
 
 setup(
     name="fbtftp",
-    version="0.4",
+    version="0.5",
     description="A python3 framework to build dynamic TFTP servers",
     long_description=long_description,
     long_description_content_type="text/markdown",
@@ -42,6 +42,10 @@ def run_tests(self):
         "Operating System :: POSIX :: Linux",
         "Programming Language :: Python :: 3 :: Only",
         "Programming Language :: Python :: 3.5",
+        "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Topic :: Software Development :: Libraries :: Application Frameworks",
         "Topic :: System :: Boot",
         "Topic :: Utilities",