diff --git a/harbour/contrib/rddads/rddads.h b/harbour/contrib/rddads/rddads.h
index 29a878e26d..029e2f88f0 100644
--- a/harbour/contrib/rddads/rddads.h
+++ b/harbour/contrib/rddads/rddads.h
@@ -69,7 +69,7 @@
    Usage is discouraged and unnecessary unless we want to 
    override autodetection. For the latter, ADS_LIB_VERSION 
    is recommended. [vszakats] */
-#if ADS_REQUIRE_VERSION == 5
+#if   ADS_REQUIRE_VERSION == 5
    #define ADS_LIB_VERSION 500
 #elif ADS_REQUIRE_VERSION == 6
    #define ADS_LIB_VERSION 600