diff --git a/documentation/userguide/quickstart.rst b/documentation/userguide/quickstart.rst
index 12a3fc6cdb2a3c7c4cc465b32da382fcf0da0238..c139f4b99d556363b1e7088fbf0fd650318d4017 100644
--- a/documentation/userguide/quickstart.rst
+++ b/documentation/userguide/quickstart.rst
@@ -18,8 +18,8 @@ Shrinkwrap is tested on **Ubuntu 20.04** although other Linux distributions are
 likely to JustWork (TM). macOS is also known to work when using the docker
 runtime as long as Docker Desktop has first been installed.
 
-Shrinkwrap requires **at least Python 3.7** (for ordered dicts). Older versions
-may work, but are not tested.
+Shrinkwrap requires **at least Python 3.6.9**. Older versions may work, but are
+not tested.
 
 .. code-block:: shell
 
diff --git a/shrinkwrap/utils/process.py b/shrinkwrap/utils/process.py
index 5b6777b73c3b4d9b6e7341682f0ab414f71f9c8b..d23841206b53e823e390ea258c354dafe2e417c6 100644
--- a/shrinkwrap/utils/process.py
+++ b/shrinkwrap/utils/process.py
@@ -132,7 +132,7 @@ class ProcessManager:
 						       stdin=subprocess.DEVNULL,
 						       stdout=subprocess.PIPE,
 						       stderr=subprocess.PIPE,
-						       text=True)
+						       universal_newlines=True)
 
 			proc._stdin = None
 			proc._stdout = proc._popen.stdout
diff --git a/shrinkwrap/utils/runtime.py b/shrinkwrap/utils/runtime.py
index 0f80cc7509d58426ce9b467313092875592f8516..872a4a0c0bceda76056996887f067b310a5cdc7f 100644
--- a/shrinkwrap/utils/runtime.py
+++ b/shrinkwrap/utils/runtime.py
@@ -65,7 +65,10 @@ print(ip)
 """.replace('\n', '\\n').replace('\t', '\\t')
 
 		cmd = ['python3', '-c', f'exec("{script}")']
-		res = subprocess.run(self.mkcmd(cmd), text=True, capture_output=True)
+		res = subprocess.run(self.mkcmd(cmd),
+				     universal_newlines=True,
+				     stdout=subprocess.PIPE,
+				     stderr=subprocess.PIPE)
 		if res.returncode == 0:
 			return res.stdout.strip()
 		return '127.0.0.1'
diff --git a/test/test.py b/test/test.py
index 6a15efa0eec7709d348e4abc63be65eb66944815..8d8f677fe7d553651adc77eda192148239ed7e71 100755
--- a/test/test.py
+++ b/test/test.py
@@ -50,7 +50,7 @@ def print_result(r):
 	def report(status, type, config, overlay):
 		desc = f'{status.upper()}: {type}: {config},{overlay}'
 		count = (1, 0) if status == 'pass' else (0, 1)
-		return *count, desc
+		return count[0], count[1], desc
 
 	if r['type'] == 'build':
 		configs = r['configs']