diff --git a/industry/economies/vanilla_subarctic.py b/industry/economies/vanilla_subarctic.py
index 98fecc92..73dd5d94 100644
--- a/industry/economies/vanilla_subarctic.py
+++ b/industry/economies/vanilla_subarctic.py
@@ -119,16 +119,22 @@ def get_economy(self, parameters):
             elif parameters["WORKFORCE"] == "YETI_TIRED":
                 ret.graph[worker_yard] = WorkerYard(workers, boosters=(goods, gold, tired_workers))
 
-            # FIXME: remove PRESET; support SECONDARY
+            # FIXME: remove PRESET
             if parameters["WORKER_PARTICIPATION"] in ("PRESET", "NONE"):
                 ret.graph[coal_mine].boosters = workers
                 if parameters["WORKFORCE"] == "YETI_TIRED":
                     ret.graph[coal_mine].produces += (tired_workers,)
-            if parameters["WORKER_PARTICIPATION"] in ("PRIMARY_INDUSTRY", "SECONDARY_INDUSTRY", "BOTH"):
+            if parameters["WORKER_PARTICIPATION"] in ("PRIMARY_INDUSTRY", "BOTH"):
                 for i in [coal_mine, oil_wells, gold_mine, farm, forest]:
                     ret.graph[i] = ret.graph[i].to_secondary(workers)
                     if parameters["WORKFORCE"] == "YETI_TIRED":
                         ret.graph[i].produces += (tired_workers,)
+            if parameters["WORKER_PARTICIPATION"] in ("SECONDARY_INDUSTRY", "BOTH"):
+                for i in [food_processing_plant, paper_mill, oil_refinery, printing_works]:
+                    if i in ret.graph:
+                        ret.graph[i].boosters += (workers,)
+                        if parameters["WORKFORCE"] == "YETI_TIRED":
+                            ret.graph[i].produces += (tired_workers,)
 
         if port in ret.graph:
             if parameters["SEA_INDUSTRY"] == "LAND_ONLY":
diff --git a/industry/economies/vanilla_subtropical.py b/industry/economies/vanilla_subtropical.py
index 29e39bdd..c00a7275 100644
--- a/industry/economies/vanilla_subtropical.py
+++ b/industry/economies/vanilla_subtropical.py
@@ -106,11 +106,16 @@ def get_economy(self, parameters):
                 ret.graph[diamond_mine].boosters = workers
                 if parameters["WORKFORCE"] == "YETI_TIRED":
                     ret.graph[diamond_mine].produces += (tired_workers,)
-            if parameters["WORKER_PARTICIPATION"] in ("PRIMARY_INDUSTRY", "SECONDARY_INDUSTRY", "BOTH"):
+            if parameters["WORKER_PARTICIPATION"] in ("SECONDARY_INDUSTRY", "BOTH"):
                 for i in [diamond_mine, oil_wells, copper_ore_mine, farm, lumber_mill]:
                     ret.graph[i] = ret.graph[i].to_secondary(workers)
                     if parameters["WORKFORCE"] == "YETI_TIRED":
                         ret.graph[i].produces += (tired_workers,)
+            if parameters["WORKER_PARTICIPATION"] in ("PRIMARY_INDUSTRY", "BOTH"):
+                for i in [food_processing_plant, oil_refinery, factory]:
+                    ret.graph[i].boosters += (workers,)
+                    if parameters["WORKFORCE"] == "YETI_TIRED":
+                        ret.graph[i].produces += (tired_workers,)
 
         if parameters["TOWN_GOODS"] in ("ORGANIC", "FOOD_AND_WATER"):
             ret.graph[water_supply] = PrimaryIndustry(water)
diff --git a/industry/economies/vanilla_temperate.py b/industry/economies/vanilla_temperate.py
index a0b72196..bd1e6adf 100644
--- a/industry/economies/vanilla_temperate.py
+++ b/industry/economies/vanilla_temperate.py
@@ -108,16 +108,21 @@ def get_economy(self, parameters):
             elif parameters["WORKFORCE"] == "YETI_TIRED":
                 ret.graph[worker_yard] = WorkerYard(workers, boosters=(goods, valuables, tired_workers))
 
-            # FIXME: remove PRESET; support SECONDARY
+            # FIXME: remove PRESET
             if parameters["WORKER_PARTICIPATION"] in ("PRESET", "NONE"):
                 ret.graph[coal_mine].boosters = workers
                 if parameters["WORKFORCE"] == "YETI_TIRED":
                     ret.graph[coal_mine].produces += (tired_workers,)
-            if parameters["WORKER_PARTICIPATION"] in ("PRIMARY_INDUSTRY", "SECONDARY_INDUSTRY", "BOTH"):
+            if parameters["WORKER_PARTICIPATION"] in ("PRIMARY_INDUSTRY", "BOTH"):
                 for i in [coal_mine, oil_wells, oil_rig, iron_ore_mine, farm, forest]:
                     ret.graph[i] = ret.graph[i].to_secondary(workers)
                     if parameters["WORKFORCE"] == "YETI_TIRED":
                         ret.graph[i].produces += (tired_workers,)
+            if parameters["WORKER_PARTICIPATION"] in ("SECONDARY_INDUSTRY", "BOTH"):
+                for i in [factory, oil_refinery, sawmill, steel_mill]:
+                    ret.graph[i].boosters += (workers,)
+                    if parameters["WORKFORCE"] == "YETI_TIRED":
+                        ret.graph[i].produces += (tired_workers,)
 
         if parameters["TOWN_GOODS"] in ("FOOD", "FOOD_AND_WATER"):
             ret.graph[food_processing_plant] = SecondaryIndustry(
diff --git a/industry/lib/economy/__init__.py b/industry/lib/economy/__init__.py
index f51f1e5c..c58d9669 100644
--- a/industry/lib/economy/__init__.py
+++ b/industry/lib/economy/__init__.py
@@ -71,7 +71,7 @@ def __init__(self, consumes=(), produces=(), extra_accepts=(), boosters=()):
         self.boosters = make_tuple(boosters)
 
     def copy(self):
-        return SecondaryIndustry(self.consumes, self.produces, self.extra_accepts)
+        return SecondaryIndustry(self.consumes, self.produces, self.extra_accepts, self.boosters)
 
     @property
     def accepts(self):