diff --git a/composer.json b/composer.json
index 533f0e2..01e52df 100644
--- a/composer.json
+++ b/composer.json
@@ -23,8 +23,12 @@
   "autoload": {
     "psr-4": {
       "dmstr\\db\\": "db/",
-      "dmstr\\db\\tests\\": "db/tests/",
       "dmstr\\console\\": "console/"
     }
+  },
+  "autoload-dev": {
+    "psr-4": {
+      "dmstr\\db\\tests\\": "db/tests/"
+    }
   }
 }