diff --git a/lib/decoding/sch.c b/lib/decoding/sch.c
index 6d2e3eb..7af136c 100644
--- a/lib/decoding/sch.c
+++ b/lib/decoding/sch.c
@@ -21,7 +21,7 @@
  */
 
 #include <string.h>
-#include "gsm_constants.h"
+#include <grgsm/gsm_constants.h>
 
 #include "osmocom/coding/gsm0503_coding.h"
 #include <osmocom/core/utils.h>
diff --git a/lib/receiver/clock_offset_control_impl.cc b/lib/receiver/clock_offset_control_impl.cc
index 868cbc2..d62c801 100644
--- a/lib/receiver/clock_offset_control_impl.cc
+++ b/lib/receiver/clock_offset_control_impl.cc
@@ -25,7 +25,7 @@
 #endif
 
 #include <sch.h>
-#include <gsm_constants.h>
+#include <grgsm/gsm_constants.h>
 #include "clock_offset_control_impl.h"
 
 namespace gr
diff --git a/lib/receiver/gsm_constants.h b/lib/receiver/gsm_constants.h
deleted file mode 100644
index 9052290..0000000
--- a/lib/receiver/gsm_constants.h
+++ /dev/null
@@ -1,177 +0,0 @@
-/* -*- c++ -*- */
-/*
- * @file
- * @author (C) 2014 by Piotr Krysik <ptrkrysik@gmail.com>
- * @section LICENSE
- *
- * Gr-gsm is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3, or (at your option)
- * any later version.
- *
- * Gr-gsm is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with gr-gsm; see the file COPYING.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street,
- * Boston, MA 02110-1301, USA.
- */
- 
-#ifndef INCLUDED_GSM_CONSTANTS_H
-#define INCLUDED_GSM_CONSTANTS_H
-
-#define GSM_SYMBOL_RATE  (1625000.0/6.0) //symbols per second
-#define GSM_SYMBOL_PERIOD (1.0/GSM_SYMBOL_RATE) //seconds per symbol
-
-//Burst timing
-#define TAIL_BITS         3
-#define GUARD_BITS        8
-#define GUARD_FRACTIONAL  0.25 //fractional part of guard period
-#define GUARD_PERIOD      GUARD_BITS + GUARD_FRACTIONAL
-#define DATA_BITS         57   //size of 1 data block in normal burst
-#define STEALING_BIT      1
-#define N_TRAIN_BITS      26
-#define N_SYNC_BITS       64
-#define USEFUL_BITS       142  //(2*(DATA_BITS+STEALING_BIT) + N_TRAIN_BITS )
-#define FCCH_BITS         USEFUL_BITS
-#define BURST_SIZE        (USEFUL_BITS+2*TAIL_BITS)
-#define PROCESSED_CHUNK   BURST_SIZE+2*GUARD_PERIOD
-
-#define SCH_DATA_LEN      39
-#define TS_BITS           (TAIL_BITS+USEFUL_BITS+TAIL_BITS+GUARD_BITS)  //a full TS (156 bits)
-#define TS_PER_FRAME      8
-#define FRAME_BITS        (TS_PER_FRAME * TS_BITS + 2) // 156.25 * 8
-#define FCCH_POS          TAIL_BITS
-#define SYNC_POS          39
-#define TRAIN_POS         ( TAIL_BITS + (DATA_BITS+STEALING_BIT) + 5) //first 5 bits of a training sequence
-                                                       //aren't used for channel impulse response estimation
-#define TRAIN_BEGINNING   5
-#define SAFETY_MARGIN     6   //
-
-#define FCCH_HITS_NEEDED        (USEFUL_BITS - 4)
-#define FCCH_MAX_MISSES         1
-#define FCCH_MAX_FREQ_OFFSET    100
-
-#define CHAN_IMP_RESP_LENGTH  5
-
-#define MAX_SCH_ERRORS    10  //maximum number of subsequent sch errors after which gsm receiver goes to find_next_fcch state
-
-typedef enum {empty, fcch_burst, sch_burst, normal_burst, rach_burst, dummy, dummy_or_normal, normal_or_noise} burst_type;
-typedef enum {unknown, multiframe_26, multiframe_51} multiframe_type;
-
-static const unsigned char SYNC_BITS[] = {
-  1, 0, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0,
-  0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1,
-  0, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1,
-  0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1
-};
-
-const unsigned FCCH_FRAMES[] = {0, 10, 20, 30, 40};
-const unsigned SCH_FRAMES[] = {1, 11, 21, 31, 41};
-
-const unsigned BCCH_FRAMES[] = {2, 3, 4, 5};          //!!the receiver shouldn't care about logical
-                                                      //!!channels so this will be removed from this header
-const unsigned TEST_CCH_FRAMES[] = {2, 3, 4, 5, 6, 7, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 22, 23, 24, 25, 26, 27, 28, 29, 32, 33, 34, 35, 36, 37, 38, 39, 42, 43, 44, 45, 46, 47, 48, 49};
-const unsigned TRAFFIC_CHANNEL_F[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24};
-const unsigned TEST51[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50};
-
-
-#define TSC0  0
-#define TSC1  1
-#define TSC2  2
-#define TSC3  3
-#define TSC4  4
-#define TSC5  5
-#define TSC6  6
-#define TSC7  7
-#define TS_DUMMY 8
-
-#define TRAIN_SEQ_NUM 9
-
-#define TIMESLOT0  0
-#define TIMESLOT1  1
-#define TIMESLOT2  2
-#define TIMESLOT3  3
-#define TIMESLOT4  4
-#define TIMESLOT5  5
-#define TIMESLOT6  6
-#define TIMESLOT7  7
-
-
-static const unsigned char train_seq[TRAIN_SEQ_NUM][N_TRAIN_BITS] = {
-  {0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1},
-  {0, 0, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1},
-  {0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0},
-  {0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0},
-  {0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1},
-  {0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0},
-  {1, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 1, 1, 1, 1},
-  {1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0},
-  {0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1} // DUMMY
-};
-
-
-//Dummy burst 0xFB 76 0A 4E 09 10 1F 1C 5C 5C 57 4A 33 39 E9 F1 2F A8
-static const unsigned char dummy_burst[] = {
-  0, 0, 0, 
-  1, 1, 1, 1, 1, 0, 1, 1, 0, 1,
-  1, 1, 0, 1, 1, 0, 0, 0, 0, 0,
-  1, 0, 1, 0, 0, 1, 0, 0, 1, 1,
-  1, 0, 0, 0, 0, 0, 1, 0, 0, 1,
-  0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
-  0, 1, 1, 1, 1, 1, 0, 0,
-
-  0, 1, 1, 1, 0, 0, 0, 1, 0, 1,
-  1, 1, 0, 0, 0, 1, 0, 1, 1, 1,
-  0, 0, 0, 1, 0, 1,
-
-  0, 1, 1, 1, 0, 1, 0, 0, 1, 0,
-  1, 0, 0, 0, 1, 1, 0, 0, 1, 1,
-  0, 0, 1, 1, 1, 0, 0, 1, 1, 1,
-  1, 0, 1, 0, 0, 1, 1, 1, 1, 1,
-  0, 0, 0, 1, 0, 0, 1, 0, 1, 1,
-  1, 1, 1, 0, 1, 0, 1, 0,
-  0, 0, 0
-};
-
-
-/*
- * The frequency correction burst is used for frequency synchronization
- * of the mobile.  This is broadcast in TS0 together with the SCH and
- * BCCH.
- *
- * Modulating the bits below causes a spike at 62.5kHz above (below for
- * COMPACT) the center frequency.  One can use this spike with a narrow
- * band filter to accurately determine the center of the channel.
- */
-static const unsigned char fc_fb[] = {
-  0, 0, 0,                                           //I don't use this tables,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,    //I copied this here from burst_types.h because
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,    //the description is very informative - p.krysik
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0
-};
-
-static const unsigned char fc_compact_fb[] = {
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0,
-  1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0
-};
-
-
-#endif /* INCLUDED_GSM_CONSTANTS_H */
diff --git a/lib/receiver/receiver_config.h b/lib/receiver/receiver_config.h
index f68e3f6..0fcd68d 100644
--- a/lib/receiver/receiver_config.h
+++ b/lib/receiver/receiver_config.h
@@ -26,7 +26,7 @@
 #include <algorithm>
 #include <math.h>
 #include <stdint.h>
-#include <gsm_constants.h>
+#include <grgsm/gsm_constants.h>
 
 class multiframe_configuration
 {
diff --git a/lib/receiver/receiver_impl.h b/lib/receiver/receiver_impl.h
index d43bb27..c216d90 100644
--- a/lib/receiver/receiver_impl.h
+++ b/lib/receiver/receiver_impl.h
@@ -25,7 +25,7 @@
 
 #include <grgsm/receiver/receiver.h>
 #include <grgsm/gsmtap.h>
-#include <gsm_constants.h>
+#include <grgsm/gsm_constants.h>
 #include <receiver_config.h>
 #include <vector>
 #include "time_sample_ref.h"
diff --git a/lib/receiver/viterbi_detector.cc b/lib/receiver/viterbi_detector.cc
index 4e8fb3a..3dce379 100644
--- a/lib/receiver/viterbi_detector.cc
+++ b/lib/receiver/viterbi_detector.cc
@@ -56,7 +56,7 @@
  */
 
 #include <gnuradio/gr_complex.h>
-#include <gsm_constants.h>
+#include <grgsm/gsm_constants.h>
 #include <cmath>
 
 #define PATHS_NUM (1 << (CHAN_IMP_RESP_LENGTH-1))