diff --git a/api/src/main/java/com/viaversion/viaversion/api/data/Mappings.java b/api/src/main/java/com/viaversion/viaversion/api/data/Mappings.java
index b05f8e4c9..f8d2e804e 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/data/Mappings.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/data/Mappings.java
@@ -72,13 +72,13 @@ public interface Mappings {
 
     class Builder<T extends Mappings> {
 
-        private final MappingsSupplier<T> supplier;
-        private JsonElement unmapped;
-        private JsonElement mapped;
-        private JsonObject diffMappings;
-        private int mappedSize = -1;
-        private int size = -1;
-        private boolean warnOnMissing = true;
+        protected final MappingsSupplier<T> supplier;
+        protected JsonElement unmapped;
+        protected JsonElement mapped;
+        protected JsonObject diffMappings;
+        protected int mappedSize = -1;
+        protected int size = -1;
+        protected boolean warnOnMissing = true;
 
         protected Builder(final MappingsSupplier<T> supplier) {
             this.supplier = supplier;
diff --git a/api/src/main/java/com/viaversion/viaversion/api/protocol/version/ProtocolVersion.java b/api/src/main/java/com/viaversion/viaversion/api/protocol/version/ProtocolVersion.java
index e8b60f4cd..258ff00d8 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/protocol/version/ProtocolVersion.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/protocol/version/ProtocolVersion.java
@@ -78,7 +78,7 @@ public class ProtocolVersion {
     public static final ProtocolVersion v1_16_4 = register(754, "1.16.4/5", new VersionRange("1.16", 4, 5));
     public static final ProtocolVersion v1_17 = register(755, "1.17");
     public static final ProtocolVersion v1_17_1 = register(756, "1.17.1");
-    public static final ProtocolVersion v1_18 = register(757, 49, "1.18");
+    public static final ProtocolVersion v1_18 = register(757, 50, "1.18");
     public static final ProtocolVersion unknown = register(-1, "UNKNOWN");
 
     public static ProtocolVersion register(int version, String name) {
diff --git a/gradle.properties b/gradle.properties
index f26dae200..4fadc1908 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 # Project properties - we put these here so they can be modified without causing a recompile of the build scripts
-projectVersion=4.1.0-1.18-pre1-SNAPSHOT
+projectVersion=4.1.0-1.18-pre2-SNAPSHOT
 
 # Gradle properties
 org.gradle.daemon=true