diff --git a/src/cpp/Cdr.cpp b/src/cpp/Cdr.cpp
index d1ca8a37..4a8bb25a 100644
--- a/src/cpp/Cdr.cpp
+++ b/src/cpp/Cdr.cpp
@@ -2709,7 +2709,7 @@ Cdr& Cdr::deserializeStringSequence(
     }
     catch (eprosima::fastcdr::exception::Exception& ex)
     {
-        free(sequence_t);
+        delete [] sequence_t;
         sequence_t = NULL;
         setState(state_before_error);
         ex.raise();
@@ -2735,7 +2735,7 @@ Cdr& Cdr::deserializeWStringSequence(
     }
     catch (eprosima::fastcdr::exception::Exception& ex)
     {
-        free(sequence_t);
+        delete [] sequence_t;
         sequence_t = NULL;
         setState(state_before_error);
         ex.raise();
diff --git a/src/cpp/FastCdr.cpp b/src/cpp/FastCdr.cpp
index 3b8a126f..458c8b3b 100644
--- a/src/cpp/FastCdr.cpp
+++ b/src/cpp/FastCdr.cpp
@@ -776,7 +776,7 @@ FastCdr& FastCdr::deserializeStringSequence(
     }
     catch (eprosima::fastcdr::exception::Exception& ex)
     {
-        free(sequence_t);
+        delete [] sequence_t;
         sequence_t = NULL;
         setState(state_before_error);
         ex.raise();
@@ -802,7 +802,7 @@ FastCdr& FastCdr::deserializeWStringSequence(
     }
     catch (eprosima::fastcdr::exception::Exception& ex)
     {
-        free(sequence_t);
+        delete [] sequence_t;
         sequence_t = NULL;
         setState(state_before_error);
         ex.raise();