diff --git a/Development-Testing.md b/Development-Testing.md
index 148f6d8..f7b1579 100644
--- a/Development-Testing.md
+++ b/Development-Testing.md
@@ -11,7 +11,7 @@
 * Fedora / Enterprise Linux
 
 ```
-dnf install python3-pytest python-tox python-typeguard
+dnf install python3-pytest python-tox python-typeguard python-flake8
 ```
 (TODO: other OS/distributions)
 
@@ -19,6 +19,14 @@ dnf install python3-pytest python-tox python-typeguard
 
 Run in main source directory
 
+### Syntax check
+
+```
+flake8
+```
+
+### Complete test suite
+
 ```
 tox
 ```