diff --git a/src/cpp/rtps/reader/WriterProxy.cpp b/src/cpp/rtps/reader/WriterProxy.cpp
index 0721ba2b46c..4b7fe2efde6 100644
--- a/src/cpp/rtps/reader/WriterProxy.cpp
+++ b/src/cpp/rtps/reader/WriterProxy.cpp
@@ -33,7 +33,7 @@
 #include <rtps/reader/StatefulReader.hpp>
 #include <rtps/writer/BaseWriter.hpp>
 
-#if !defined(NDEBUG) && !defined(ANDROID) && defined(FASTDDS_SOURCE) && defined(__unix__)
+#if !defined(NDEBUG) && !defined(ANDROID) && defined(FASTDDS_SOURCE) && defined(__linux__)
 #define SHOULD_DEBUG_LINUX
 #endif // SHOULD_DEBUG_LINUX