Index: secularize/utils.py
--- secularize/utils.py.orig
+++ secularize/utils.py
@@ -2,7 +2,7 @@ from json import load
 
 
 def populate_ast(phase, ast_type, **kwargs):
-    with open(f'config/{ast_type}_ast.json') as ast_file:
+    with open(f'${PREFIX}/share/secularize/config/{ast_type}_ast.json') as ast_file:
         ast_json = load(ast_file)
     for keypath, value in kwargs.items():
         keys = keypath.split('.')