diff --git a/extensions/.gitkeep b/extensions/.gitkeep
new file mode 100644
index 00000000..e69de29b
diff --git a/src/backend/src/boot/RuntimeEnvironment.js b/src/backend/src/boot/RuntimeEnvironment.js
index 0b7c97fc..4d30eb13 100644
--- a/src/backend/src/boot/RuntimeEnvironment.js
+++ b/src/backend/src/boot/RuntimeEnvironment.js
@@ -345,6 +345,7 @@ class RuntimeEnvironment extends AdvancedBase {
         if ( ! config.mod_directories ) {
             config.mod_directories = [
                 '{source}/../mods/mods_enabled',
+                '{source}/../extensions',
             ];
         }