diff --git a/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncConfigValuesPacket.java b/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncConfigValuesPacket.java
index a305309..58b3ad8 100644
--- a/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncConfigValuesPacket.java
+++ b/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncConfigValuesPacket.java
@@ -8,6 +8,7 @@
 import net.minecraft.network.PacketByteBuf;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.util.Identifier;
+import org.quiltmc.loader.api.minecraft.ClientOnly;
 import org.quiltmc.qsl.networking.api.PacketByteBufs;
 import org.quiltmc.qsl.networking.api.PacketSender;
 import org.quiltmc.qsl.networking.api.ServerPlayNetworking;
@@ -23,6 +24,7 @@ public static void send(ServerPlayerEntity player) {
 		ServerPlayNetworking.send(player, ID, buf);
 	}
 
+	@ClientOnly
 	public static void handle(MinecraftClient client, ClientPlayNetworkHandler handler, PacketByteBuf buf, PacketSender sender) {
 		boolean castingSpeedHasCoolDown = buf.readBoolean();
 
diff --git a/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncExplosionParticlesPacket.java b/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncExplosionParticlesPacket.java
index f02fed5..8b7b476 100644
--- a/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncExplosionParticlesPacket.java
+++ b/src/main/java/dev/cammiescorner/arcanuscontinuum/common/packets/s2c/SyncExplosionParticlesPacket.java
@@ -10,6 +10,7 @@
 import net.minecraft.util.Identifier;
 import net.minecraft.world.World;
 import org.quiltmc.loader.api.QuiltLoader;
+import org.quiltmc.loader.api.minecraft.ClientOnly;
 import org.quiltmc.qsl.networking.api.PacketByteBufs;
 import org.quiltmc.qsl.networking.api.PacketSender;
 import org.quiltmc.qsl.networking.api.ServerPlayNetworking;
@@ -29,6 +30,7 @@ public static void send(ServerPlayerEntity player, double x, double y, double z,
 		ServerPlayNetworking.send(player, ID, buf);
 	}
 
+	@ClientOnly
 	public static void handle(MinecraftClient client, ClientPlayNetworkHandler handler, PacketByteBuf buf, PacketSender sender) {
 		double x = buf.readDouble();
 		double y = buf.readDouble();