diff --git a/core/src/main/java/com/predic8/membrane/core/openapi/validators/ArrayValidator.java b/core/src/main/java/com/predic8/membrane/core/openapi/validators/ArrayValidator.java
index 229e7ff40..3e0a41d24 100644
--- a/core/src/main/java/com/predic8/membrane/core/openapi/validators/ArrayValidator.java
+++ b/core/src/main/java/com/predic8/membrane/core/openapi/validators/ArrayValidator.java
@@ -39,6 +39,7 @@ public ArrayValidator(OpenAPI api, Schema schema) {
 
     @Override
     public ValidationErrors validate(ValidationContext ctx, Object value) {
+        ctx.schemaType("array");
 
         ValidationErrors errors = new ValidationErrors();
         Schema itemsSchema = schema.getItems();
diff --git a/core/src/main/java/com/predic8/membrane/core/openapi/validators/BooleanValidator.java b/core/src/main/java/com/predic8/membrane/core/openapi/validators/BooleanValidator.java
index eb0befd3a..ded422486 100644
--- a/core/src/main/java/com/predic8/membrane/core/openapi/validators/BooleanValidator.java
+++ b/core/src/main/java/com/predic8/membrane/core/openapi/validators/BooleanValidator.java
@@ -17,8 +17,6 @@
 package com.predic8.membrane.core.openapi.validators;
 
 import com.fasterxml.jackson.databind.node.*;
-import io.swagger.v3.oas.models.*;
-import io.swagger.v3.oas.models.media.*;
 
 public class BooleanValidator implements IJSONSchemaValidator {
 
@@ -39,7 +37,7 @@ public ValidationErrors validate(ValidationContext ctx, Object value) {
         if (str.equals("true") || str.equals("false"))
             return errors;
 
-        errors.add(ctx,String.format("Value '%s' is not a boolean (true/false).",value));
+        errors.add(ctx.schemaType("boolean"),String.format("Value '%s' is not a boolean (true/false).",value));
 
         return errors;
     }
diff --git a/core/src/main/java/com/predic8/membrane/core/openapi/validators/NumberValidator.java b/core/src/main/java/com/predic8/membrane/core/openapi/validators/NumberValidator.java
index b711642c1..cc4f36052 100644
--- a/core/src/main/java/com/predic8/membrane/core/openapi/validators/NumberValidator.java
+++ b/core/src/main/java/com/predic8/membrane/core/openapi/validators/NumberValidator.java
@@ -17,11 +17,10 @@
 package com.predic8.membrane.core.openapi.validators;
 
 import com.fasterxml.jackson.databind.*;
-import io.swagger.v3.oas.models.media.*;
 
 import java.math.*;
 
-import static java.lang.Double.parseDouble;
+import static java.lang.Double.*;
 
 public class NumberValidator implements IJSONSchemaValidator {
 
@@ -30,7 +29,7 @@ public class NumberValidator implements IJSONSchemaValidator {
      */
     @Override
     public ValidationErrors validate(ValidationContext ctx, Object obj) {
-       try {
+        try {
             if (obj instanceof JsonNode) {
                 // Not using double prevents from losing fractions
                 new BigDecimal(((JsonNode) obj).asText());
diff --git a/core/src/main/java/com/predic8/membrane/core/openapi/validators/ObjectValidator.java b/core/src/main/java/com/predic8/membrane/core/openapi/validators/ObjectValidator.java
index 7dba84a9c..3c0a0555a 100644
--- a/core/src/main/java/com/predic8/membrane/core/openapi/validators/ObjectValidator.java
+++ b/core/src/main/java/com/predic8/membrane/core/openapi/validators/ObjectValidator.java
@@ -18,9 +18,7 @@
 
 import com.fasterxml.jackson.databind.*;
 import com.fasterxml.jackson.databind.node.*;
-import com.predic8.membrane.core.openapi.*;
 import com.predic8.membrane.core.openapi.util.*;
-import com.predic8.membrane.core.openapi.validators.*;
 import io.swagger.v3.oas.models.*;
 import io.swagger.v3.oas.models.media.*;
 import org.slf4j.*;
@@ -28,7 +26,7 @@
 import java.io.*;
 import java.util.*;
 
-import static com.predic8.membrane.core.openapi.util.Utils.joinByComma;
+import static com.predic8.membrane.core.openapi.util.Utils.*;
 import static java.lang.String.*;
 
 /**
@@ -40,20 +38,13 @@
 
 public class ObjectValidator implements IJSONSchemaValidator {
 
-    private static Logger log = LoggerFactory.getLogger(ObjectValidator.class.getName());
+    private static final Logger log = LoggerFactory.getLogger(ObjectValidator.class.getName());
 
     @SuppressWarnings("rawtypes")
     private Schema schema;
 
     final private OpenAPI api;
 
-    /**
-     * ObjectMapper is Thread safe!
-     * <a href="https://fasterxml.github.io/jackson-databind/javadoc/2.6/com/fasterxml/jackson/databind/ObjectMapper.html">ObjectMapper.html</a>
-     */
-    final private ObjectMapper om = new ObjectMapper();
-
-
     @SuppressWarnings("rawtypes")
     public ObjectValidator(OpenAPI api, Schema schema) {
         this.api = api;
@@ -65,6 +56,7 @@ public ObjectValidator(OpenAPI api, Schema schema) {
 
     @Override
     public ValidationErrors validate(ValidationContext ctx, Object obj) {
+        ctx.schemaType("object");
 
         JsonNode node;
         if (obj instanceof JsonNode) {
diff --git a/core/src/main/java/com/predic8/membrane/core/openapi/validators/StringValidator.java b/core/src/main/java/com/predic8/membrane/core/openapi/validators/StringValidator.java
index 5b66f83cf..4ed0d752d 100644
--- a/core/src/main/java/com/predic8/membrane/core/openapi/validators/StringValidator.java
+++ b/core/src/main/java/com/predic8/membrane/core/openapi/validators/StringValidator.java
@@ -39,6 +39,7 @@ public StringValidator(Schema schema) {
 
     @Override
     public ValidationErrors validate(ValidationContext ctx, Object obj) {
+        ctx.schemaType("string");
 
         ValidationErrors errors = new ValidationErrors();
 
@@ -48,8 +49,7 @@ public ValidationErrors validate(ValidationContext ctx, Object obj) {
         }
 
         String value;
-        if (obj instanceof JsonNode) {
-            JsonNode node = ((JsonNode) obj);
+        if (obj instanceof JsonNode node) {
             if (!JsonNodeType.STRING.equals(node.getNodeType())) {
                 errors.add(ctx, format("String expected but got %s of type %s", node, node.getNodeType()));
                 return errors;
diff --git a/distribution/src/test/java/com/predic8/membrane/examples/tests/openapi/APIProxyTest.java b/distribution/src/test/java/com/predic8/membrane/examples/tests/openapi/APIProxyTest.java
index ede42fe34..20a565662 100644
--- a/distribution/src/test/java/com/predic8/membrane/examples/tests/openapi/APIProxyTest.java
+++ b/distribution/src/test/java/com/predic8/membrane/examples/tests/openapi/APIProxyTest.java
@@ -82,7 +82,7 @@ void postLikeSwaggerUI() {
                     }
                 """)
         .when()
-            .post(LOCALHOST_2000 + "/shop/v2/products/")
+            .post(LOCALHOST_2000 + "/shop/v2/products")
         .then()
                 .statusCode(201)
                 .body("name", Matchers.equalTo("Figs"))
@@ -102,7 +102,7 @@ void postLikeSwaggerUIInvalidPrice() {
                 }
             """)
         .when()
-            .post(LOCALHOST_2000 + "/shop/v2/products/");
+            .post(LOCALHOST_2000 + "/shop/v2/products");
         // @formatter:on
 
         res.then().assertThat().statusCode(400);
@@ -110,8 +110,8 @@ void postLikeSwaggerUIInvalidPrice() {
         JSONAssert.assertEquals("""
                         {
                           "method" : "POST",
-                          "uriTemplate" : "/products/",
-                          "path" : "/shop/v2/products/",
+                          "uriTemplate" : "/products",
+                          "path" : "/shop/v2/products",
                           "validationErrors" : {
                             "REQUEST/BODY#/price" : [ {
                               "message" : "-2.7 is smaller than the minimum of 0",