diff --git a/data/tetra/tags/worldgen/biome/has_structure/forged_ruins.json b/data/tetra/tags/worldgen/biome/has_structure/forged_ruins.json
new file mode 100644
index 0000000..2c73840
--- /dev/null
+++ b/data/tetra/tags/worldgen/biome/has_structure/forged_ruins.json
@@ -0,0 +1,4 @@
+{
+    "replace": true,
+    "values": []
+}