diff --git a/src/gprs_coding_scheme.cpp b/src/gprs_coding_scheme.cpp
index 990e278e..bcbb893d 100644
--- a/src/gprs_coding_scheme.cpp
+++ b/src/gprs_coding_scheme.cpp
@@ -21,13 +21,16 @@
 
 #include "gprs_coding_scheme.h"
 
+#define MAX_NUM_ARQ           2     /* max. number of ARQ */
+#define MAX_NUM_MCS           9     /* max. number of MCS */
+
 /*
  * 44.060 Table 8.1.1.1 and Table 8.1.1.2
  * It has 3 level indexing. 0th level is ARQ type
  * 1st level is Original MCS( index 0 corresponds to MCS1 and so on)
  * 2nd level is MS MCS (index 0 corresponds to MCS1 and so on)
  */
-enum CodingScheme GprsCodingScheme::egprs_mcs_retx_tbl[MAX_NUM_ARQ]
+static enum CodingScheme egprs_mcs_retx_tbl[MAX_NUM_ARQ]
 			[MAX_NUM_MCS][MAX_NUM_MCS] = {
 		{
 			{MCS1, MCS1, MCS1, MCS1, MCS1, MCS1, MCS1, MCS1, MCS1},
@@ -60,6 +63,16 @@ enum Family {
 	FAMILY_C,
 };
 
+CodingScheme GprsCodingScheme::get_retx_mcs(const GprsCodingScheme mcs,
+							const GprsCodingScheme demanded_mcs,
+							const unsigned arq_type)
+{
+	OSMO_ASSERT(mcs.to_num() > 0);
+	OSMO_ASSERT(demanded_mcs.to_num() > 0);
+
+	return egprs_mcs_retx_tbl[arq_type][mcs.to_num() - 1][demanded_mcs.to_num() - 1];
+}
+
 static struct {
 	struct {
 		uint8_t bytes;
diff --git a/src/gprs_coding_scheme.h b/src/gprs_coding_scheme.h
index 045d34af..d97df086 100644
--- a/src/gprs_coding_scheme.h
+++ b/src/gprs_coding_scheme.h
@@ -31,8 +31,6 @@ extern "C" {
 class GprsCodingScheme {
 public:
 
-#define MAX_NUM_ARQ           2      /* max. number of ARQ */
-#define MAX_NUM_MCS           9     /* max. number of MCS */
 #define EGPRS_ARQ1            0x0
 #define EGPRS_ARQ2            0x1
 
@@ -102,9 +100,6 @@ public:
 	static CodingScheme get_retx_mcs(const GprsCodingScheme mcs,
 				const GprsCodingScheme retx_mcs,
 				const unsigned arq_type);
-
-	static enum CodingScheme egprs_mcs_retx_tbl[MAX_NUM_ARQ]
-			[MAX_NUM_MCS][MAX_NUM_MCS];
 private:
 	GprsCodingScheme(int s); /* fail on use */
 	GprsCodingScheme& operator =(int s); /* fail on use */
@@ -192,15 +187,3 @@ inline bool operator <(GprsCodingScheme a, GprsCodingScheme b)
 {
 	return a.isCompatible(b) && a.to_num() < b.to_num();
 }
-
-inline CodingScheme GprsCodingScheme::get_retx_mcs(
-				const GprsCodingScheme mcs,
-				const GprsCodingScheme demanded_mcs,
-				const unsigned arq_type)
-{
-	OSMO_ASSERT(mcs.to_num() > 0);
-	OSMO_ASSERT(demanded_mcs.to_num() > 0);
-
-	return egprs_mcs_retx_tbl[arq_type][mcs.to_num() - 1]
-			[demanded_mcs.to_num() - 1];
-}