diff --git a/src/OSspecific/POSIX/POSIX.C b/src/OSspecific/POSIX/POSIX.C
index 95372bc96b..48e4b3a4df 100644
--- a/src/OSspecific/POSIX/POSIX.C
+++ b/src/OSspecific/POSIX/POSIX.C
@@ -1215,7 +1215,7 @@ Foam::fileNameList Foam::dlLoaded()
     {
         std::cout
             << "dlLoaded()"
-            << " : determined loaded libraries :" << libs.size() << endl;
+            << " : determined loaded libraries :" << libs.size() << std::endl;
     }
     return libs;
 }