diff --git a/src/xdpfw.h b/src/xdpfw.h
index 7695556..3a1b1cf 100644
--- a/src/xdpfw.h
+++ b/src/xdpfw.h
@@ -22,6 +22,11 @@
 #endif
 
 #define __u128 __uint128_t
+
+// Additional options for XDP program.
+//#define DEBUG
+//#define DOSTATSONBLOCKMAP   // Feel free to comment this out if you don't want the `blocked` entry on the stats map to be incremented every single time a packet is dropped from the source IP being on the blocked map. Commenting this line out should increase performance when blocking malicious traffic.
+#define ALLOWSINGLEIPV4V6 // When this is defined, a check will occur inside the IPv4 and IPv6 filters. For IPv6 packets, if no IPv6 source/destination IP addresses are set, but there is an IPv4 address, it will ignore the filter. The same goes for IPv4, if there is no IPv4 source/destination IP addresses set, if an IPv6 address is set, it will ignore the filter.
 #endif
 
 struct tcpopts
diff --git a/src/xdpfw_kern.c b/src/xdpfw_kern.c
index 05738f3..9c3189e 100644
--- a/src/xdpfw_kern.c
+++ b/src/xdpfw_kern.c
@@ -16,11 +16,6 @@
 
 #include "xdpfw.h"
 
-//#define DEBUG
-//#define DOSTATSONBLOCKMAP   // Feel free to comment this out if you don't want the `blocked` entry on the stats map to be incremented every single time a packet is dropped from the source IP being on the blocked map. Commenting this line out should increase performance when blocking malicious traffic.
-
-#define ALLOWSINGLEIPV4V6 // When this is defined, a check will occur inside the IPv4 and IPv6 filters. For IPv6 packets, if no IPv6 source/destination IP addresses are set, but there is an IPv4 address, it will ignore the filter. The same goes for IPv4, if there is no IPv4 source/destination IP addresses set, if an IPv6 address is set, it will ignore the filter.
-
 #ifdef DEBUG
 #define bpf_printk(fmt, ...)					\
 ({								\