diff --git a/Bestiary/Monster Manual Bestiary.xml b/Bestiary/Monster Manual Bestiary.xml
index 8d5f7267..5cbe6b47 100644
--- a/Bestiary/Monster Manual Bestiary.xml	
+++ b/Bestiary/Monster Manual Bestiary.xml	
@@ -5213,7 +5213,7 @@
 		<type>dragon, monster manual</type>
 		<alignment>neutral</alignment>
 		<ac>20 (natural armor)</ac>
-		<hp>341 (22d20+10)</hp>
+		<hp>341 (22d20+110)</hp>
 		<speed>20 ft., swim 40 ft.</speed>
 		<str>25</str>
 		<dex>10</dex>
diff --git a/Bestiary/Princes of the Apocalypse Bestiary.xml b/Bestiary/Princes of the Apocalypse Bestiary.xml
index 3dd0d39d..e7e13558 100644
--- a/Bestiary/Princes of the Apocalypse Bestiary.xml	
+++ b/Bestiary/Princes of the Apocalypse Bestiary.xml	
@@ -1701,10 +1701,10 @@
 	<monster>
 		<name>Thurl Merosska</name>
 		<size>M</size>
-		<type>humanoid (human), tyranny of dragons</type>
+		<type>humanoid (human), princes of the apocalypse</type>
 		<alignment>lawful evil</alignment>
 		<ac>16 (breastplate)</ac>
-		<hp>71 (11d8+21)</hp>
+		<hp>71 (11d8+22)</hp>
 		<speed>30 ft.</speed>
 		<str>16</str>
 		<dex>14</dex>
diff --git a/Bestiary/Volo's Bestiary.xml b/Bestiary/Volo's Bestiary.xml
index e68e0374..6592a6cc 100644
--- a/Bestiary/Volo's Bestiary.xml	
+++ b/Bestiary/Volo's Bestiary.xml	
@@ -1226,7 +1226,7 @@
 		<type>giant (cloud giant), Volo's Guide</type>
 		<alignment>chaotic neutral</alignment>
 		<ac>15 (natural armor)</ac>
-		<hp>262 (21d12+128)</hp>
+		<hp>262 (21d12+126)</hp>
 		<speed>40 ft.</speed>
 		<str>26</str><dex>12</dex><con>22</con><int>15</int><wis>16</wis><cha>17</cha>
 		<save>Con +10, Int +6, Wis +7</save>
@@ -5487,7 +5487,7 @@
 		<type>aberration, Volo's Guide</type>
 		<alignment>lawful evil</alignment>
 		<ac>15 (breastplate)</ac>
-		<hp>127 (17d10+14)</hp>
+		<hp>127 (17d10+34)</hp>
 		<speed>30 ft.</speed>
 		<str>15</str><dex>12</dex><con>15</con><int>21</int><wis>19</wis><cha>21</cha>
 		<save>Int +9, Wis +8, Cha +9</save>