diff --git a/ghc/interpreter/Makefile b/ghc/interpreter/Makefile
index df07a3c459c37576ca874af7e789fafd0023ec23..1c3d16e9bf04e9bc878e0b482378436c59dc1267 100644
--- a/ghc/interpreter/Makefile
+++ b/ghc/interpreter/Makefile
@@ -1,6 +1,6 @@
 
 # ----------------------------------------------------------------------------- #
-# $Id: Makefile,v 1.1 1999/01/12 13:45:10 sewardj Exp $                        #
+# $Id: Makefile,v 1.2 1999/01/12 14:13:51 sewardj Exp $                        #
 # ----------------------------------------------------------------------------- #
 
 TOP = ../..
@@ -130,6 +130,18 @@ prelclean:
 	$(RM) *.unlit
 
 
+# --------------------------------------------------------------------- #
+# Testing                                                               #
+# --------------------------------------------------------------------- #
+
+check :: all
+	./test/runtests test/static/*.hs
+	./test/runtests test/typechecker/*.hs
+	./test/runtests test/runtime/*.hs
+	./test/runtests test/std/*.hs
+	./test/runtests test/exts/*.hs
+
+
 # --------------------------------------------------------------------- #
 # Cleanery & misc                                                       #
 # --------------------------------------------------------------------- #