diff --git a/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateAccountCodec.kt b/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateAccountCodec.kt
index 7c4c7f35..53ace7c7 100644
--- a/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateAccountCodec.kt
+++ b/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateAccountCodec.kt
@@ -16,7 +16,6 @@ import org.openrs2.crypto.xteaDecrypt
 import org.openrs2.crypto.xteaEncrypt
 import org.openrs2.protocol.VariableShortPacketCodec
 import org.openrs2.util.Base37
-import java.time.LocalDate
 import javax.inject.Inject
 import javax.inject.Singleton
 
@@ -68,7 +67,9 @@ public class CreateAccountCodec @Inject constructor(
                 username,
                 password,
                 affiliate,
-                dateOfBirth = LocalDate.of(year, month + 1, day),
+                year,
+                month,
+                day,
                 country,
                 email
             )
@@ -100,10 +101,10 @@ public class CreateAccountCodec @Inject constructor(
             plaintext.writeString(input.password)
             plaintext.writeInt(xteaKey.k1)
             plaintext.writeShort(input.affiliate)
-            plaintext.writeByte(input.dateOfBirth.dayOfMonth)
-            plaintext.writeByte(input.dateOfBirth.monthValue - 1)
+            plaintext.writeByte(input.day)
+            plaintext.writeByte(input.month)
             plaintext.writeInt(xteaKey.k2)
-            plaintext.writeShort(input.dateOfBirth.year)
+            plaintext.writeShort(input.year)
             plaintext.writeShort(input.country)
             plaintext.writeInt(xteaKey.k3)
 
diff --git a/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateCheckDateOfBirthCountryCodec.kt b/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateCheckDateOfBirthCountryCodec.kt
index 08eac516..7884b21c 100644
--- a/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateCheckDateOfBirthCountryCodec.kt
+++ b/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/CreateCheckDateOfBirthCountryCodec.kt
@@ -3,7 +3,6 @@ package org.openrs2.protocol.login.upstream
 import io.netty.buffer.ByteBuf
 import org.openrs2.crypto.StreamCipher
 import org.openrs2.protocol.FixedPacketCodec
-import java.time.LocalDate
 import javax.inject.Singleton
 
 @Singleton
@@ -14,17 +13,17 @@ public class CreateCheckDateOfBirthCountryCodec : FixedPacketCodec<LoginRequest.
 ) {
     override fun decode(input: ByteBuf, cipher: StreamCipher): LoginRequest.CreateCheckDateOfBirthCountry {
         val day = input.readUnsignedByte().toInt()
-        val month = input.readUnsignedByte().toInt() + 1
+        val month = input.readUnsignedByte().toInt()
         val year = input.readUnsignedShort()
         val country = input.readUnsignedShort()
 
-        return LoginRequest.CreateCheckDateOfBirthCountry(LocalDate.of(year, month, day), country)
+        return LoginRequest.CreateCheckDateOfBirthCountry(year, month, day, country)
     }
 
     override fun encode(input: LoginRequest.CreateCheckDateOfBirthCountry, output: ByteBuf, cipher: StreamCipher) {
-        output.writeByte(input.dateOfBirth.dayOfMonth)
-        output.writeByte(input.dateOfBirth.monthValue - 1)
-        output.writeShort(input.dateOfBirth.year)
+        output.writeByte(input.day)
+        output.writeByte(input.month)
+        output.writeShort(input.year)
         output.writeShort(input.country)
     }
 }
diff --git a/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/LoginRequest.kt b/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/LoginRequest.kt
index a26ba32d..900da460 100644
--- a/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/LoginRequest.kt
+++ b/protocol/src/main/kotlin/org/openrs2/protocol/login/upstream/LoginRequest.kt
@@ -1,14 +1,15 @@
 package org.openrs2.protocol.login.upstream
 
 import org.openrs2.protocol.Packet
-import java.time.LocalDate
 
 public sealed class LoginRequest : Packet {
     public data class InitGameConnection(public val usernameHash: Int) : LoginRequest()
     public data class InitJs5RemoteConnection(public val build: Int) : LoginRequest()
     public object InitJaggrabConnection : LoginRequest()
     public data class CreateCheckDateOfBirthCountry(
-        public val dateOfBirth: LocalDate,
+        public val year: Int,
+        public val month: Int,
+        public val day: Int,
         public val country: Int
     ) : LoginRequest()
     public data class CreateCheckName(public val username: String) : LoginRequest()
@@ -20,7 +21,9 @@ public sealed class LoginRequest : Packet {
         public val username: String,
         public val password: String,
         public val affiliate: Int,
-        public val dateOfBirth: LocalDate,
+        public val year: Int,
+        public val month: Int,
+        public val day: Int,
         public val country: Int,
         public val email: String
     ) : LoginRequest()