diff --git a/Source/loadsave.cpp b/Source/loadsave.cpp
index dcea5e69035..f132e26af57 100644
--- a/Source/loadsave.cpp
+++ b/Source/loadsave.cpp
@@ -645,15 +645,15 @@ void LoadMonster(LoadHelper *file, Monster &monster)
 	file->Skip(2); // Skip exp - now calculated from monstdat when the monster dies
 
 	if (monster.isPlayerMinion()) // Don't skip for golems
-		monster.toHit = file->NextLE<uint8_t>();
+		monster.toHit = file->NextLE<uint16_t>();
 	else
 		file->Skip(1); // Skip hit as it's already initialized
-	monster.minDamage = file->NextLE<uint8_t>();
-	monster.maxDamage = file->NextLE<uint8_t>();
+	monster.minDamage = file->NextLE<uint16_t>();
+	monster.maxDamage = file->NextLE<uint16_t>();
 	file->Skip(1); // Skip toHitSpecial as it's already initialized
-	monster.minDamageSpecial = file->NextLE<uint8_t>();
-	monster.maxDamageSpecial = file->NextLE<uint8_t>();
-	monster.armorClass = file->NextLE<uint8_t>();
+	monster.minDamageSpecial = file->NextLE<uint16_t>();
+	monster.maxDamageSpecial = file->NextLE<uint16_t>();
+	monster.armorClass = file->NextLE<uint16_t>();
 	file->Skip(1); // Alignment
 	monster.resistance = file->NextLE<uint16_t>();
 	file->Skip(2); // Alignment
@@ -1430,13 +1430,13 @@ void SaveMonster(SaveHelper *file, Monster &monster)
 	file->Skip(1); // Alignment
 	file->WriteLE<uint16_t>(static_cast<uint16_t>(std::min<unsigned>(std::numeric_limits<uint16_t>::max(), monster.exp(sgGameInitInfo.nDifficulty))));
 
-	file->WriteLE<uint8_t>(static_cast<uint8_t>(std::min<uint16_t>(monster.toHit, std::numeric_limits<uint8_t>::max()))); // For backwards compatibility
-	file->WriteLE<uint8_t>(monster.minDamage);
-	file->WriteLE<uint8_t>(monster.maxDamage);
-	file->WriteLE<uint8_t>(static_cast<uint8_t>(std::min<uint16_t>(monster.toHitSpecial(sgGameInitInfo.nDifficulty), std::numeric_limits<uint8_t>::max()))); // For backwards compatibility
-	file->WriteLE<uint8_t>(monster.minDamageSpecial);
-	file->WriteLE<uint8_t>(monster.maxDamageSpecial);
-	file->WriteLE<uint8_t>(monster.armorClass);
+	file->WriteLE<uint16_t>(static_cast<uint8_t>(std::min<uint16_t>(monster.toHit, std::numeric_limits<uint8_t>::max()))); // For backwards compatibility
+	file->WriteLE<uint16_t>(monster.minDamage);
+	file->WriteLE<uint16_t>(monster.maxDamage);
+	file->WriteLE<uint16_t>(static_cast<uint8_t>(std::min<uint16_t>(monster.toHitSpecial(sgGameInitInfo.nDifficulty), std::numeric_limits<uint8_t>::max()))); // For backwards compatibility
+	file->WriteLE<uint16_t>(monster.minDamageSpecial);
+	file->WriteLE<uint16_t>(monster.maxDamageSpecial);
+	file->WriteLE<uint16_t>(monster.armorClass);
 	file->Skip(1); // Alignment
 	file->WriteLE<uint16_t>(monster.resistance);
 	file->Skip(2); // Alignment
diff --git a/Source/monstdat.h b/Source/monstdat.h
index 24cf631bc07..0469571c42f 100644
--- a/Source/monstdat.h
+++ b/Source/monstdat.h
@@ -112,15 +112,15 @@ struct MonsterData {
 	 */
 	uint16_t abilityFlags;
 	uint8_t intelligence;
-	uint8_t toHit;
+	uint16_t toHit;
 	int8_t animFrameNum;
-	uint8_t minDamage;
-	uint8_t maxDamage;
-	uint8_t toHitSpecial;
+	uint16_t minDamage;
+	uint16_t maxDamage;
+	uint16_t toHitSpecial;
 	int8_t animFrameNumSpecial;
-	uint8_t minDamageSpecial;
-	uint8_t maxDamageSpecial;
-	uint8_t armorClass;
+	uint16_t minDamageSpecial;
+	uint16_t maxDamageSpecial;
+	uint16_t armorClass;
 	MonsterClass monsterClass;
 	/** Using monster_resistance as bitflags */
 	uint8_t resistance;
diff --git a/Source/monster.h b/Source/monster.h
index 8e1315296e6..b652af01892 100644
--- a/Source/monster.h
+++ b/Source/monster.h
@@ -271,11 +271,11 @@ struct Monster { // note: missing field _mAFNum
 	uint8_t uniqTrans;
 	int8_t corpseId;
 	int8_t whoHit;
-	uint8_t minDamage;
-	uint8_t maxDamage;
-	uint8_t minDamageSpecial;
-	uint8_t maxDamageSpecial;
-	uint8_t armorClass;
+	uint16_t minDamage;
+	uint16_t maxDamage;
+	uint16_t minDamageSpecial;
+	uint16_t maxDamageSpecial;
+	uint16_t armorClass;
 	uint8_t leader;
 	LeaderRelation leaderRelation;
 	uint8_t packSize;