diff --git a/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/ConfigExpressionScript.java b/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/ConfigExpressionScript.java
index d90adea8e0..31f63c4d98 100644
--- a/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/ConfigExpressionScript.java
+++ b/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/ConfigExpressionScript.java
@@ -100,7 +100,7 @@ public static <I extends ScriptContext> ConfigExpressionScript<I, Object> parse(
    */
   public static <I extends ScriptContext, O> ConfigExpressionScript<I, O> parse(String string,
     ScriptEnvironment<I> description, Class<O> expected) {
-    var scriptHost = ScriptHost.newBuilder().registry(PlanetilerTypeRegistry.INSTANCE)
+    var scriptHost = ScriptHost.newBuilder().registry(new PlanetilerTypeRegistry())
       .build();
     try {
       var scriptBuilder = scriptHost.buildScript(string).withLibraries(
diff --git a/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/GeometryVal.java b/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/GeometryVal.java
index 133e384aed..3e904853c4 100644
--- a/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/GeometryVal.java
+++ b/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/GeometryVal.java
@@ -117,4 +117,14 @@ public Val get(Val index) {
       return Err.newErr(err, "Error getting %s", fieldName);
     }
   }
+
+  @Override
+  public final boolean equals(Object o) {
+    return this == o || (o instanceof GeometryVal val && val.geometry.equals(geometry));
+  }
+
+  @Override
+  public int hashCode() {
+    return geometry.hashCode();
+  }
 }
diff --git a/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/PlanetilerTypeRegistry.java b/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/PlanetilerTypeRegistry.java
index 70c58473d0..1df454c109 100644
--- a/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/PlanetilerTypeRegistry.java
+++ b/planetiler-custommap/src/main/java/com/onthegomap/planetiler/custommap/expression/stdlib/PlanetilerTypeRegistry.java
@@ -13,8 +13,7 @@
 import org.projectnessie.cel.common.types.ref.Val;
 
 /** Registers any types that are available to CEL expressions in planetiler configs. */
-public class PlanetilerTypeRegistry implements TypeRegistry {
-  public static final PlanetilerTypeRegistry INSTANCE = new PlanetilerTypeRegistry();
+public final class PlanetilerTypeRegistry implements TypeRegistry {
 
   @Override
   public TypeRegistry copy() {
@@ -22,10 +21,14 @@ public TypeRegistry copy() {
   }
 
   @Override
-  public void register(Object t) {}
+  public void register(Object t) {
+    // types are defined statically
+  }
 
   @Override
-  public void registerType(Type... types) {}
+  public void registerType(Type... types) {
+    // types are defined statically
+  }
 
   @Override
   public Val nativeToValue(Object value) {