diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..82820de
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,5 @@
+click>=8.0
+regex>=2023.0
+parsimonious>=0.10.0
+pytest>=7.0
+pygments>=2.15