diff --git a/data/recipes/machine/assembler.json b/data/recipes/machine/assembler.json
index 8ae3973..304ec93 100644
--- a/data/recipes/machine/assembler.json
+++ b/data/recipes/machine/assembler.json
@@ -2,7 +2,7 @@
   {
     "input": { "modular_frame": 3, "rotor": 4, "cable": 10 },
     "output": { "assembler": 1 },
-    "machine": "craft_bench",
+    "machine": "_craft_bench",
     "power_usage": 15,
     "size": [ 11, 14, 8 ]
   }
diff --git a/data/recipes/machine/constructor.json b/data/recipes/machine/constructor.json
index c04a75a..98b512f 100644
--- a/data/recipes/machine/constructor.json
+++ b/data/recipes/machine/constructor.json
@@ -2,7 +2,7 @@
   {
     "input": { "reinforced_iron_plate": 3, "cable": 2 },
     "output": { "constructor": 1 },
-    "machine": "craft_bench",
+    "machine": "_craft_bench",
     "requires": "hub_upgrade_2",
     "power_usage": 4,
     "size": [ 9, 11, 8 ]
diff --git a/data/recipes/machine/manufacturer.json b/data/recipes/machine/manufacturer.json
index e1ffd04..cc3c239 100644
--- a/data/recipes/machine/manufacturer.json
+++ b/data/recipes/machine/manufacturer.json
@@ -2,7 +2,7 @@
   {
     "input": { "heavy_modular_frame": 2, "motor": 2, "cable": 25, "computer": 3 },
     "output": { "manufacturer": 1 },
-    "machine": "craft_bench",
+    "machine": "_craft_bench",
     "power_usage": 55,
     "size": [ 20, 22, 12 ]
   }
diff --git a/data/recipes/machine/oil_pump.json b/data/recipes/machine/oil_pump.json
index ab949e7..4542953 100644
--- a/data/recipes/machine/oil_pump.json
+++ b/data/recipes/machine/oil_pump.json
@@ -2,7 +2,7 @@
   {
     "input": { "heavy_modular_frame": 2, "motor": 3, "cable": 10 },
     "output": { "oil_pump": 1 },
-    "machine": "craft_bench",
+    "machine": "_craft_bench",
     "power_usage": 40,
     "size": [ 8, 14, 20 ]
   }
diff --git a/data/recipes/machine/smelter.json b/data/recipes/machine/smelter.json
index e9b5f17..0ec948a 100644
--- a/data/recipes/machine/smelter.json
+++ b/data/recipes/machine/smelter.json
@@ -2,7 +2,7 @@
   {
     "input": { "iron_rod": 5, "wire": 8 },
     "output": { "smelter": 1 },
-    "machine": "craft_bench",
+    "machine": "_craft_bench",
     "power_usage": 4,
     "size": [ 6, 10, 10 ]
   }