diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..c481575
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,4 @@
+future==0.17.1
+parsedatetime==2.4
+pyparsing==2.3.1
+svgwrite==1.2.1