diff --git a/src/rds.c b/src/rds.c
index e5f7a58..18419fe 100644
--- a/src/rds.c
+++ b/src/rds.c
@@ -294,6 +294,19 @@ group_coded:
 	return;
 }
 
+uint16_t offset_words_typea[] = {
+	0x0FC, /*  A  */
+	0x198, /*  B  */
+	0x168, /*  C  */
+	0x1B4, /*  D  */
+};
+uint16_t offset_words_typeb[] = {
+	0x0FC, /*  A  */
+	0x198, /*  B  */
+	0x350, /*  C' */
+	0x1B4, /*  D  */
+};
+
 void add_checkwords(RDSGroup *group, uint8_t *bits)
 {	
 	uint16_t* offset_words;
diff --git a/src/rds.h b/src/rds.h
index c738fa3..3e3c6ac 100644
--- a/src/rds.h
+++ b/src/rds.h
@@ -1,5 +1,4 @@
 #pragma once
-#include "common.h"
 
 /* The RDS error-detection code generator polynomial is
  * x^10 + x^8 + x^7 + x^5 + x^4 + x^3 + x^0
@@ -32,22 +31,6 @@
 #define	ODA_AID_ERTPLUS	0x4BD8
 #define ODA_AID_ODAAF	0x6365
 
-#ifndef offset_words_h
-uint16_t offset_words_typea[] = {
-	0x0FC, /*  A  */
-	0x198, /*  B  */
-	0x168, /*  C  */
-	0x1B4, /*  D  */
-};
-uint16_t offset_words_typeb[] = {
-	0x0FC, /*  A  */
-	0x198, /*  B  */
-	0x350, /*  C' */
-	0x1B4, /*  D  */
-};
-#define offset_words_h
-#endif
-
 typedef struct {
 	uint8_t num_entries : 6;
 	uint8_t num_afs : 5;