diff --git a/automation/include/Aegisub.pm b/automation/include/Aegisub.pm
new file mode 100644
index 000000000..74e461b41
--- /dev/null
+++ b/automation/include/Aegisub.pm
@@ -0,0 +1,7 @@
+package Aegisub;
+use Exporter 'import';
+
+@EXPORT = qw( text_extents );
+@EXPORT_OK = qw( warn );
+
+1;