diff --git a/code/modules/reagents/Chemistry-Reagents.dm b/code/modules/reagents/Chemistry-Reagents.dm
index 6c2e2c2fecf..266895d0d53 100644
--- a/code/modules/reagents/Chemistry-Reagents.dm
+++ b/code/modules/reagents/Chemistry-Reagents.dm
@@ -980,7 +980,7 @@ datum
 								if(prob(50))
 									M.apply_effect(50,IRRADIATE,0) // curing it that way may kill you instead
 									M.adjustToxLoss(100)
-								C:antibodies |= V.antigen
+								C.antibodies |= V.antigen
 				..()
 				return
 
@@ -1637,7 +1637,7 @@ datum
 					if(C.virus2.len)
 						for (var/ID in C.virus2)
 							var/datum/disease2/disease/V = C.virus2[ID]
-							C:antibodies |= V.antigen
+							C.antibodies |= V.antigen
 				..()
 				return