diff --git a/include/fastdds/rtps/attributes/PropertyPolicy.h b/include/fastdds/rtps/attributes/PropertyPolicy.h
index ac673936b39..936e32d16ad 100644
--- a/include/fastdds/rtps/attributes/PropertyPolicy.h
+++ b/include/fastdds/rtps/attributes/PropertyPolicy.h
@@ -71,6 +71,12 @@ class PropertyPolicy
                (this->binary_properties_ == b.binary_properties_);
     }
 
+    FASTDDS_EXPORTED_API bool operator !=(
+            const PropertyPolicy& b) const
+    {
+        return !(*this == b);
+    }
+
     //!Get properties
     FASTDDS_EXPORTED_API const PropertySeq& properties() const
     {
diff --git a/src/cpp/fastdds/domain/DomainParticipantImpl.cpp b/src/cpp/fastdds/domain/DomainParticipantImpl.cpp
index 19e43db755a..6b387d4b08f 100644
--- a/src/cpp/fastdds/domain/DomainParticipantImpl.cpp
+++ b/src/cpp/fastdds/domain/DomainParticipantImpl.cpp
@@ -1663,7 +1663,7 @@ bool DomainParticipantImpl::set_qos(
     {
         to.allocation() = from.allocation();
     }
-    if (first_time && !(to.properties() == from.properties()))
+    if (first_time && (to.properties() != from.properties()))
     {
         to.properties() = from.properties();
     }
@@ -1710,7 +1710,7 @@ bool DomainParticipantImpl::can_qos_be_updated(
         EPROSIMA_LOG_WARNING(RTPS_QOS_CHECK,
                 "ParticipantResourceLimitsQos cannot be changed after the participant is enabled");
     }
-    if (!(to.properties() == from.properties()))
+    if ((to.properties() != from.properties()))
     {
         updatable = false;
         EPROSIMA_LOG_WARNING(RTPS_QOS_CHECK, "PropertyPolicyQos cannot be changed after the participant is enabled");
diff --git a/src/cpp/fastdds/publisher/DataWriterImpl.cpp b/src/cpp/fastdds/publisher/DataWriterImpl.cpp
index 617bb73b6b0..c82df633c35 100644
--- a/src/cpp/fastdds/publisher/DataWriterImpl.cpp
+++ b/src/cpp/fastdds/publisher/DataWriterImpl.cpp
@@ -1998,7 +1998,7 @@ bool DataWriterImpl::can_qos_be_updated(
         EPROSIMA_LOG_WARNING(RTPS_QOS_CHECK,
                 "Only the period of Positive ACKs can be changed after the creation of a DataWriter.");
     }
-    if (!(to.properties() == from.properties()))
+    if (to.properties() != from.properties())
     {
         updatable = false;
         EPROSIMA_LOG_WARNING(RTPS_QOS_CHECK, "PropertyPolicyQos cannot be changed after the DataWriter is enabled.");
diff --git a/src/cpp/fastdds/subscriber/DataReaderImpl.cpp b/src/cpp/fastdds/subscriber/DataReaderImpl.cpp
index 09cb62ded93..fa864c546b3 100644
--- a/src/cpp/fastdds/subscriber/DataReaderImpl.cpp
+++ b/src/cpp/fastdds/subscriber/DataReaderImpl.cpp
@@ -1646,7 +1646,7 @@ bool DataReaderImpl::can_qos_be_updated(
         EPROSIMA_LOG_WARNING(RTPS_QOS_CHECK,
                 "data_sharing_listener_thread cannot be changed after the DataReader is enabled.");
     }
-    if (!(to.properties() == from.properties()))
+    if (to.properties() != from.properties())
     {
         updatable = false;
         EPROSIMA_LOG_WARNING(RTPS_QOS_CHECK, "PropertyPolicyQos cannot be changed after the DataReader is enabled.");
@@ -1749,7 +1749,7 @@ void DataReaderImpl::set_qos(
         to.expects_inline_qos(from.expects_inline_qos());
     }
 
-    if (first_time && !(to.properties() == from.properties()))
+    if (first_time && (to.properties() != from.properties()))
     {
         to.properties() = from.properties();
     }