diff --git a/mods/ENTITIES/mcl_mobs/api.lua b/mods/ENTITIES/mcl_mobs/api.lua
index 3d8e2b528a..596843ac6a 100644
--- a/mods/ENTITIES/mcl_mobs/api.lua
+++ b/mods/ENTITIES/mcl_mobs/api.lua
@@ -2964,8 +2964,8 @@ local mob_punch = function(self, hitter, tflp, tool_capabilities, dir)
 
 	local die = false
 
-	-- only play hit sound and show blood effects if damage is 1 or over
-	if damage >= 1 then
+	-- only play hit sound and show blood effects if damage is 1 or over; lower to 0.1 to ensure armor works appropriately.
+	if damage >= 0.1 then
 
 		-- weapon sounds
 		if weapon:get_definition().sounds ~= nil then
@@ -2986,7 +2986,7 @@ local mob_punch = function(self, hitter, tflp, tool_capabilities, dir)
 		damage_effect(self, damage)
 
 		-- do damage
-		self.health = self.health - floor(damage)
+		self.health = self.health - damage
 
 		-- skip future functions if dead, except alerting others
 		if check_for_death(self, "hit", {type = "punch", puncher = hitter}) then
diff --git a/mods/ENTITIES/mobs_mc/slime+magma_cube.lua b/mods/ENTITIES/mobs_mc/slime+magma_cube.lua
index ddf925bbb3..7437339309 100644
--- a/mods/ENTITIES/mobs_mc/slime+magma_cube.lua
+++ b/mods/ENTITIES/mobs_mc/slime+magma_cube.lua
@@ -185,7 +185,7 @@ local magma_cube_big = {
 	run_velocity = 4,
 	damage = 6,
 	reach = 3,
-	armor = 40,
+	armor = 53,
 	drops = {
 		{name = mobs_mc.items.magma_cream,
 		chance = 4,
@@ -240,7 +240,7 @@ magma_cube_small.run_velocity = 2.6
 magma_cube_small.jump_height = 6
 magma_cube_small.damage = 4
 magma_cube_small.reach = 2.75
-magma_cube_small.armor = 70
+magma_cube_small.armor = 66
 magma_cube_small.spawn_small_alternative = "mobs_mc:magma_cube_tiny"
 magma_cube_small.on_die = spawn_children_on_die("mobs_mc:magma_cube_tiny", 4, 0.6, 1.0)
 mobs:register_mob("mobs_mc:magma_cube_small", magma_cube_small)
@@ -260,7 +260,7 @@ magma_cube_tiny.run_velocity = 1.02
 magma_cube_tiny.jump_height = 4
 magma_cube_tiny.damage = 3
 magma_cube_tiny.reach = 2.5
-magma_cube_tiny.armor = 85
+magma_cube_tiny.armor = 50
 magma_cube_tiny.drops = {}
 magma_cube_tiny.spawn_small_alternative = nil
 magma_cube_tiny.on_die = nil