diff --git a/devices/8139too.c b/devices/8139too.c
index 7e6968672906dd75307c66097e2c03acfef09de6..02c447886e235530fde8d60905b85c007dc1c4d6 100644
--- a/devices/8139too.c
+++ b/devices/8139too.c
@@ -136,12 +136,12 @@
 
 #include "../include/EtherCAT_dev.h"
 
-#define LIT(X) #X
-#define STR(X) LIT(X)
+#define EC_LIT(X) #X
+#define EC_STR(X) EC_LIT(X)
 
-#define COMPILE_INFO "Revision " STR(EC_REV) \
-                     ", compiled by " STR(EC_USER) \
-                     " at " STR(EC_DATE)
+#define COMPILE_INFO "Revision " EC_STR(EC_REV) \
+                     ", compiled by " EC_STR(EC_USER) \
+                     " at " EC_STR(EC_DATE)
 
 /* EtherCAT <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/
 
diff --git a/master/module.c b/master/module.c
index cac451aabb43f8b147c59b8a2de9f205aac09d44..b88a7325822ed9bbaeef93dc6a216b63e9564714 100644
--- a/master/module.c
+++ b/master/module.c
@@ -32,12 +32,12 @@ void __exit ec_cleanup_module(void);
 
 /*****************************************************************************/
 
-#define LIT(X) #X
-#define STR(X) LIT(X)
+#define EC_LIT(X) #X
+#define EC_STR(X) EC_LIT(X)
 
-#define COMPILE_INFO "Revision " STR(EC_REV) \
-                     ", compiled by " STR(EC_USER) \
-                     " at " STR(EC_DATE)
+#define COMPILE_INFO "Revision " EC_STR(EC_REV) \
+                     ", compiled by " EC_STR(EC_USER) \
+                     " at " EC_STR(EC_DATE)
 
 /*****************************************************************************/