diff --git a/WHATS_NEW_DM b/WHATS_NEW_DM
index 6287fb4d1..cf1cb1806 100644
--- a/WHATS_NEW_DM
+++ b/WHATS_NEW_DM
@@ -1,5 +1,6 @@
 Version 1.02.83
 ==================================
+  Use __linux__ instead of linux define to make libdevmapper.h C compliant.
 
 Version 1.02.82 - 4th October 2013
 ==================================
diff --git a/libdm/libdevmapper.h b/libdm/libdevmapper.h
index aaf00b2e5..adfbb76bf 100644
--- a/libdm/libdevmapper.h
+++ b/libdm/libdevmapper.h
@@ -21,7 +21,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 
-#ifdef linux
+#ifdef __linux__
 #  include <linux/types.h>
 #endif