diff --git a/src/scots/AllScoAbs.gf b/src/scots/AllScoAbs.gf
new file mode 100644
index 000000000..b2d8fd842
--- /dev/null
+++ b/src/scots/AllScoAbs.gf
@@ -0,0 +1,6 @@
+--# -path=.:../abstract:../common:prelude
+
+abstract AllScoAbs =
+  Lang,
+  Extend
+  ** {} ;