diff --git a/backend/canon_pp-dev.c b/backend/canon_pp-dev.c
index b27abd2e0..82d2cb517 100644
--- a/backend/canon_pp-dev.c
+++ b/backend/canon_pp-dev.c
@@ -82,11 +82,6 @@ static void DBG(int level, const char *format, ...)
 }
 #else
 
-/* Definitions which only apply to SANE compiles */
-#ifndef VERSION
-#define VERSION "$Revision$"
-#endif
-
 #define DEBUG_DECLARE_ONLY
 #include "canon_pp.h"
 #include "../include/sane/sanei_config.h"
diff --git a/backend/canon_pp-io.c b/backend/canon_pp-io.c
index 020bf4078..2fea6bd0c 100644
--- a/backend/canon_pp-io.c
+++ b/backend/canon_pp-io.c
@@ -72,11 +72,6 @@ static void DBG(int level, const char *format, ...)
 }
 #else
 
-/* Definitions which only apply to SANE compiles */
-#ifndef VERSION
-#define VERSION "$Revision$"
-#endif
-
 /* Fix problem with DBG macro definition having a - in the name */
 #define DEBUG_DECLARE_ONLY
 #include "canon_pp.h"
diff --git a/backend/canon_pp.c b/backend/canon_pp.c
index bfdb28c88..44f82e9f3 100644
--- a/backend/canon_pp.c
+++ b/backend/canon_pp.c
@@ -58,10 +58,6 @@
 #include "../include/sane/config.h"
 #endif
 
-#ifndef VERSION
-#define VERSION "$Revision$"
-#endif
-
 #include  <string.h>
 #include  <math.h>
 #include  <unistd.h>