diff --git a/config.json b/config.json
index fc418d02..91c0885d 100644
--- a/config.json
+++ b/config.json
@@ -15,6 +15,20 @@
     "indent_size": 4
   },
   "test_pattern": "_spec.cr",
+  "files": {
+    "solution": [
+      "src/%{snake_slug}.cr"
+    ],
+    "test": [
+      "spec/%{snake_slug}_spec.cr"
+    ],
+    "example": [
+      "src/example.cr"
+    ],
+    "exemplar": [
+      ".meta/exemplar/.cr"
+    ]
+  },
   "exercises": {
     "concept": [],
     "practice": [