diff --git a/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/AuthorizationCodeValidator.java b/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/AuthorizationCodeValidator.java
index c6727671..9e4ace2a 100644
--- a/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/AuthorizationCodeValidator.java
+++ b/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/AuthorizationCodeValidator.java
@@ -35,7 +35,6 @@ public class AuthorizationCodeValidator extends AbstractValidator<HttpServletReq
     public AuthorizationCodeValidator() {
         requiredParams.add(OAuth.OAUTH_GRANT_TYPE);
         requiredParams.add(OAuth.OAUTH_CODE);
-        requiredParams.add(OAuth.OAUTH_REDIRECT_URI);
 
         enforceClientAuthentication = true;
     }
diff --git a/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/TokenValidator.java b/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/TokenValidator.java
index feea7b46..c7ce660d 100644
--- a/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/TokenValidator.java
+++ b/oauth-2.0/authzserver/src/main/java/org/apache/oltu/oauth2/as/validator/TokenValidator.java
@@ -38,7 +38,6 @@ public class TokenValidator extends AbstractValidator<HttpServletRequest> {
     public TokenValidator() {
         requiredParams.add(OAuth.OAUTH_RESPONSE_TYPE);
         requiredParams.add(OAuth.OAUTH_CLIENT_ID);
-        requiredParams.add(OAuth.OAUTH_REDIRECT_URI);
     }
 
     @Override