lifesteal smp plugin aternos error

[Lifesteal-Smp-Plugin] Enabling Lifesteal-Smp-Plugin v1.5.2.0
[Server thread/ERROR]: Error occurred while enabling Lifesteal-Smp-Plugin v1.5.2.0 (Is it up to date?)
java.lang.NoClassDefFoundError: net/kyori/adventure/text/Component
at me.ikevoodoo.lifestealsmpplugin.LifestealSmpPlugin.onEnable(LifestealSmpPlugin.java:34) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:342) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:480) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at org.bukkit.craftbukkit.v1_17_R1.CraftServer.enablePlugin(CraftServer.java:495) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at org.bukkit.craftbukkit.v1_17_R1.CraftServer.enablePlugins(CraftServer.java:409) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at net.minecraft.server.MinecraftServer.loadWorld(MinecraftServer.java:608) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at net.minecraft.server.dedicated.DedicatedServer.init(DedicatedServer.java:264) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at net.minecraft.server.MinecraftServer.x(MinecraftServer.java:987) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at net.minecraft.server.MinecraftServer.lambda$0(MinecraftServer.java:307) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at java.lang.Thread.run(Thread.java:831) [?:?]
Caused by: java.lang.ClassNotFoundException: net.kyori.adventure.text.Component
at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:142) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:99) ~[minecraft_server.jar:3170-Spigot-a483d2c-ec116f6]
at java.lang.ClassLoader.loadClass(ClassLoader.java:519) ~[?:?]
... 11 more