diff --git a/Exotic Space Industries/pl/lang_pl.cfg b/Exotic Space Industries/pl/lang_pl.cfg
index dcfb161..a215940 100644
--- a/Exotic Space Industries/pl/lang_pl.cfg	
+++ b/Exotic Space Industries/pl/lang_pl.cfg	
@@ -657,7 +657,7 @@ ei-deep-mining=Deep mining
 ei-grower=Crystal grower
 ei-purifier=Purifier
 ei-arc-furnace=Arc furnace
-ei-waver-factory=Semiconductor processing
+ei-waver-factory=Przetwarzanie półprzewodników
 ei-electronic-parts=Electronic part production
 ei-solar-panel=Solar panel
 ei-castor=Nuclear waste storage
@@ -706,7 +706,7 @@ ei-exotic-age=Exotic age
 ei-bio-chamber=Bio chamber
 ei-advanced-deep-drill=Advanced deep drill
 ei-molten-glass=Produkcja roztopionego szkła
-ei-circuit-waver=Semiconductor based circuit production
+ei-circuit-waver=Produkcja układów opartych na półprzewodnikach
 ei-charged-grenade=Charged grenades
 ei-small-inserter=High capacity crane
 ei-big-inserter=Superlative capacity crane