diff --git a/documentation/src/main/asciidoc/userguide/chapters/query/spatial/Spatial.adoc b/documentation/src/main/asciidoc/userguide/chapters/query/spatial/Spatial.adoc
index b2188dbc9f..975712d20f 100644
--- a/documentation/src/main/asciidoc/userguide/chapters/query/spatial/Spatial.adoc
+++ b/documentation/src/main/asciidoc/userguide/chapters/query/spatial/Spatial.adoc
@@ -119,7 +119,7 @@ Postgresql::
 The Postgresql dialect has support for the https://postgis.net/[Postgis spatial extension], but not the Geometric types mentioned in the
 https://www.postgresql.org/docs/current/datatype-geometric.html[Postgresql documentation].
 
-In addition tot he common spatial functions, the following functions are supported:
+In addition to the common spatial functions, the following functions are supported:
 
 
 .Additional Postgis function support
diff --git a/hibernate-spatial/src/main/java/org/hibernate/spatial/dialect/postgis/PostgisSqmFunctionDescriptors.java b/hibernate-spatial/src/main/java/org/hibernate/spatial/dialect/postgis/PostgisSqmFunctionDescriptors.java
index 2412427b1a..2edb1add4f 100644
--- a/hibernate-spatial/src/main/java/org/hibernate/spatial/dialect/postgis/PostgisSqmFunctionDescriptors.java
+++ b/hibernate-spatial/src/main/java/org/hibernate/spatial/dialect/postgis/PostgisSqmFunctionDescriptors.java
@@ -11,8 +11,10 @@ import java.util.List;
 
 import org.hibernate.boot.model.FunctionContributions;
 import org.hibernate.query.sqm.function.NamedSqmFunctionDescriptor;
+import org.hibernate.query.sqm.produce.function.ArgumentTypesValidator;
 import org.hibernate.query.sqm.produce.function.ArgumentsValidator;
 import org.hibernate.query.sqm.produce.function.FunctionReturnTypeResolver;
+import org.hibernate.query.sqm.produce.function.StandardArgumentsValidators;
 import org.hibernate.query.sqm.produce.function.StandardFunctionReturnTypeResolvers;
 import org.hibernate.spatial.BaseSqmFunctionDescriptors;
 import org.hibernate.spatial.FunctionKey;
@@ -24,7 +26,7 @@ import org.hibernate.sql.ast.tree.expression.Expression;
 import org.hibernate.type.BasicTypeRegistry;
 import org.hibernate.type.StandardBasicTypes;
 
-import static org.hibernate.query.sqm.produce.function.StandardArgumentsValidators.exactly;
+import static org.hibernate.query.sqm.produce.function.FunctionParameterType.SPATIAL;
 
 public class PostgisSqmFunctionDescriptors extends BaseSqmFunctionDescriptors {
 
@@ -47,7 +49,7 @@ public class PostgisSqmFunctionDescriptors extends BaseSqmFunctionDescriptors {
 				new PostgisOperator(
 						name,
 						operator,
-						exactly( 2 ),
+						new ArgumentTypesValidator( StandardArgumentsValidators.exactly( 2 ), SPATIAL ),
 						StandardFunctionReturnTypeResolvers.invariant( typeRegistry.resolve(
 								StandardBasicTypes.DOUBLE )
 						)
diff --git a/hibernate-spatial/src/test/java/org/hibernate/spatial/dialect/postgis/PostgisDistanceOperatorsTest.java b/hibernate-spatial/src/test/java/org/hibernate/spatial/dialect/postgis/PostgisDistanceOperatorsTest.java
index 412021d951..bef3f20788 100644
--- a/hibernate-spatial/src/test/java/org/hibernate/spatial/dialect/postgis/PostgisDistanceOperatorsTest.java
+++ b/hibernate-spatial/src/test/java/org/hibernate/spatial/dialect/postgis/PostgisDistanceOperatorsTest.java
@@ -33,7 +33,9 @@ import org.geolatte.geom.crs.CoordinateReferenceSystems;
 
 import static org.geolatte.geom.builder.DSL.c;
 import static org.geolatte.geom.builder.DSL.point;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 /**
@@ -73,7 +75,7 @@ public class PostgisDistanceOperatorsTest {
 					List<Neighbor> results = query.getResultList();
 					assertFalse( results.isEmpty() );
 					String sql = inspector.getSqlQueries().get( 0 );
-					assertTrue(sql.matches(".*order by.*point\\w*<->.*"), "<-> operator is not rendered correctly");
+					assertTrue( sql.matches( ".*order by.*point\\w*<->.*" ), "<-> operator is not rendered correctly" );
 				}
 		);
 	}
@@ -90,7 +92,7 @@ public class PostgisDistanceOperatorsTest {
 					List<Neighbor> results = query.getResultList();
 					assertFalse( results.isEmpty() );
 					String sql = inspector.getSqlQueries().get( 0 );
-					assertTrue(sql.matches(".*order by.*point\\w*<#>.*"), "<#> operator is not rendered correctly");
+					assertTrue( sql.matches( ".*order by.*point\\w*<#>.*" ), "<#> operator is not rendered correctly" );
 				}
 		);
 	}
@@ -107,11 +109,43 @@ public class PostgisDistanceOperatorsTest {
 					List<Neighbor> results = query.getResultList();
 					assertFalse( results.isEmpty() );
 					String sql = inspector.getSqlQueries().get( 0 );
-					assertTrue(sql.matches(".*order by.*point\\w*<<->>.*"), "<<->>> operator is not rendered correctly");
+					assertTrue(
+							sql.matches( ".*order by.*point\\w*<<->>.*" ),
+							"<<->>> operator is not rendered correctly"
+					);
 				}
 		);
 	}
 
+	@Test
+	public void testInvalidArguments(SessionFactoryScope scope) {
+		SQLStatementInspector inspector = scope.getCollectingStatementInspector();
+		inspector.clear();
+		IllegalArgumentException thrown = assertThrows( IllegalArgumentException.class, () ->
+				scope.inTransaction(
+						session -> {
+							TypedQuery<Neighbor> query = session.createQuery(
+											"select n from Neighbor n order by distance_2d_bbox(n.point, :pnt )",
+											Neighbor.class
+									)
+									.setParameter( "pnt", 130 );
+							List<Neighbor> results = query.getResultList();
+							assertFalse( results.isEmpty() );
+							String sql = inspector.getSqlQueries().get( 0 );
+							assertTrue(
+									sql.matches( ".*order by.*point\\w*<#>.*" ),
+									"<#> operator is not rendered correctly"
+							);
+						}
+				)
+		);
+		assertEquals(
+				"Parameter 1 of function distance_2d_bbox() has type SPATIAL, but argument is of type java.lang.Integer",
+				thrown.getMessage()
+		);
+
+	}
+
 	@AfterEach
 	public void cleanUp(SessionFactoryScope scope) {
 		scope.inTransaction(