diff --git a/xmlsecurity/source/xmlsec/mscrypt/x509certificate_mscryptimpl.hxx b/xmlsecurity/source/xmlsec/mscrypt/x509certificate_mscryptimpl.hxx
index e05408c41a7a..09fd6b3826ae 100644
--- a/xmlsecurity/source/xmlsec/mscrypt/x509certificate_mscryptimpl.hxx
+++ b/xmlsecurity/source/xmlsec/mscrypt/x509certificate_mscryptimpl.hxx
@@ -50,33 +50,33 @@ class X509Certificate_MSCryptImpl : public ::cppu::WeakImplHelper<
         virtual ~X509Certificate_MSCryptImpl() ;
 
         //Methods from XCertificate
-        virtual sal_Int16 SAL_CALL getVersion() throw ( css::uno::RuntimeException) ;
+        virtual sal_Int16 SAL_CALL getVersion() throw ( css::uno::RuntimeException) override;
 
-        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getSerialNumber() throw ( css::uno::RuntimeException) ;
-        virtual OUString SAL_CALL getIssuerName() throw ( css::uno::RuntimeException) ;
-        virtual OUString SAL_CALL getSubjectName() throw ( css::uno::RuntimeException) ;
-        virtual css::util::DateTime SAL_CALL getNotValidBefore() throw ( css::uno::RuntimeException) ;
-        virtual css::util::DateTime SAL_CALL getNotValidAfter() throw ( css::uno::RuntimeException) ;
-        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getIssuerUniqueID() throw ( css::uno::RuntimeException) ;
-        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getSubjectUniqueID() throw ( css::uno::RuntimeException) ;
-        virtual css::uno::Sequence< css::uno::Reference< css::security::XCertificateExtension > > SAL_CALL getExtensions() throw ( css::uno::RuntimeException) ;
-        virtual css::uno::Reference< css::security::XCertificateExtension > SAL_CALL findCertificateExtension( const css::uno::Sequence< sal_Int8 >& oid ) throw (css::uno::RuntimeException) ;
-        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getEncoded() throw ( css::uno::RuntimeException) ;
+        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getSerialNumber() throw ( css::uno::RuntimeException) override;
+        virtual OUString SAL_CALL getIssuerName() throw ( css::uno::RuntimeException) override;
+        virtual OUString SAL_CALL getSubjectName() throw ( css::uno::RuntimeException) override;
+        virtual css::util::DateTime SAL_CALL getNotValidBefore() throw ( css::uno::RuntimeException) override;
+        virtual css::util::DateTime SAL_CALL getNotValidAfter() throw ( css::uno::RuntimeException) override;
+        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getIssuerUniqueID() throw ( css::uno::RuntimeException) override;
+        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getSubjectUniqueID() throw ( css::uno::RuntimeException) override;
+        virtual css::uno::Sequence< css::uno::Reference< css::security::XCertificateExtension > > SAL_CALL getExtensions() throw ( css::uno::RuntimeException) override;
+        virtual css::uno::Reference< css::security::XCertificateExtension > SAL_CALL findCertificateExtension( const css::uno::Sequence< sal_Int8 >& oid ) throw (css::uno::RuntimeException) override;
+        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getEncoded() throw ( css::uno::RuntimeException) override;
         virtual OUString SAL_CALL getSubjectPublicKeyAlgorithm()
-            throw ( css::uno::RuntimeException) ;
+            throw ( css::uno::RuntimeException) override;
         virtual css::uno::Sequence< sal_Int8 > SAL_CALL getSubjectPublicKeyValue()
-            throw ( css::uno::RuntimeException) ;
+            throw ( css::uno::RuntimeException) override;
         virtual OUString SAL_CALL getSignatureAlgorithm()
-            throw ( css::uno::RuntimeException) ;
+            throw ( css::uno::RuntimeException) override;
         virtual css::uno::Sequence< sal_Int8 > SAL_CALL getSHA1Thumbprint()
-            throw ( css::uno::RuntimeException) ;
+            throw ( css::uno::RuntimeException) override;
         virtual css::uno::Sequence< sal_Int8 > SAL_CALL getMD5Thumbprint()
-            throw ( css::uno::RuntimeException) ;
+            throw ( css::uno::RuntimeException) override;
 
-        virtual sal_Int32 SAL_CALL getCertificateUsage( ) throw ( css::uno::RuntimeException) ;
+        virtual sal_Int32 SAL_CALL getCertificateUsage( ) throw ( css::uno::RuntimeException) override;
 
         //Methods from XUnoTunnel
-        virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& aIdentifier ) throw (css::uno::RuntimeException);
+        virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& aIdentifier ) throw (css::uno::RuntimeException) override;
 
         /// @see xmlsecurity::Certificate::getSHA256Thumbprint().
         virtual css::uno::Sequence<sal_Int8> getSHA256Thumbprint() throw (css::uno::RuntimeException, std::exception) override;