diff --git a/hy/compilers/ast.py b/hy/compilers/ast.py
index 6e6967c..3b718c6 100644
--- a/hy/compilers/ast.py
+++ b/hy/compilers/ast.py
@@ -22,4 +22,6 @@ from hy.compilers import HyCompiler
 
 
 class HyASTCompiler(HyCompiler):
-    pass
+
+    def compile(self, tree):
+        pass