diff --git a/pdbApp/pdbsingle.cpp b/pdbApp/pdbsingle.cpp
index 62c002c..52742f1 100644
--- a/pdbApp/pdbsingle.cpp
+++ b/pdbApp/pdbsingle.cpp
@@ -5,10 +5,10 @@
 #include <dbAccess.h>
 #include <dbChannel.h>
 #include <dbStaticLib.h>
-#include <epicsAtomic.h>
 #include <errlog.h>
 #include <dbNotify.h>
 #include <osiSock.h>
+#include <epicsAtomic.h>
 
 #include <pv/epicsException.h>
 #include <pv/pvAccess.h>