fix tab/spaces
diff --git a/test/unit-renderer.cpp b/test/unit-renderer.cpp
index 6756c7c..728f358 100644
--- a/test/unit-renderer.cpp
+++ b/test/unit-renderer.cpp
@@ -445,6 +445,6 @@
     You really are <%name%>
 $$ endif
 )DELIM";
-            CHECK( env.render(string_template, data) == "Hello Peter\n	You really are Peter\n");
+            CHECK( env.render(string_template, data) == "Hello Peter\n    You really are Peter\n");
     }
 }