diff --git a/src/main/java/com/hbm/blocks/gas/BlockGasRadon.java b/src/main/java/com/hbm/blocks/gas/BlockGasRadon.java
index 1be042541..df166aa03 100644
--- a/src/main/java/com/hbm/blocks/gas/BlockGasRadon.java
+++ b/src/main/java/com/hbm/blocks/gas/BlockGasRadon.java
@@ -25,7 +25,7 @@ public class BlockGasRadon extends BlockGasBase {
 		
 		if(entity instanceof EntityLivingBase) {
 			ContaminationUtil.contaminate((EntityLivingBase)entity, HazardType.RADIATION, ContaminationType.RAD_BYPASS, 0.05F);
-			HbmLivingProps.incrementFibrosis((EntityLivingBase)entity, 5);
+			HbmLivingProps.incrementFibrosis((EntityLivingBase)entity, 1);
 		}
 	}
 
diff --git a/src/main/java/com/hbm/blocks/gas/BlockGasRadonDense.java b/src/main/java/com/hbm/blocks/gas/BlockGasRadonDense.java
index 7a6d94b5a..21a24186f 100644
--- a/src/main/java/com/hbm/blocks/gas/BlockGasRadonDense.java
+++ b/src/main/java/com/hbm/blocks/gas/BlockGasRadonDense.java
@@ -41,7 +41,7 @@ public class BlockGasRadonDense extends BlockGasBase {
 		} else {
 			ContaminationUtil.contaminate((EntityLivingBase)entity, HazardType.RADIATION, ContaminationType.CREATIVE, 0.5F);
 			entityLiving.addPotionEffect(new PotionEffect(HbmPotion.radiation.id, 15 * 20, 0));
-			HbmLivingProps.incrementFibrosis(entityLiving, 10);
+			HbmLivingProps.incrementFibrosis(entityLiving, 5);
 		}
 	}
 
diff --git a/src/main/java/com/hbm/blocks/gas/BlockGasRadonTomb.java b/src/main/java/com/hbm/blocks/gas/BlockGasRadonTomb.java
index d6ad3ef7d..8dcc6bdb6 100644
--- a/src/main/java/com/hbm/blocks/gas/BlockGasRadonTomb.java
+++ b/src/main/java/com/hbm/blocks/gas/BlockGasRadonTomb.java
@@ -53,7 +53,7 @@ public class BlockGasRadonTomb extends BlockGasBase {
 		
 		if(entity instanceof EntityLivingBase) {
 			ContaminationUtil.contaminate((EntityLivingBase)entity, HazardType.RADIATION, ContaminationType.RAD_BYPASS, 0.5F);
-			HbmLivingProps.incrementFibrosis((EntityLivingBase)entity, 20);
+			HbmLivingProps.incrementFibrosis((EntityLivingBase)entity, 10);
 		}
 	}