diff --git a/dnn/lpcnet.c b/dnn/lpcnet.c
index 1ac41c13..da3fad0f 100644
--- a/dnn/lpcnet.c
+++ b/dnn/lpcnet.c
@@ -31,9 +31,8 @@
 #include "common.h"
 #include "arch.h"
 #include "lpcnet.h"
+#include "lpcnet_private.h"
 
-
-#define LPC_ORDER 16
 #define PREEMPH 0.85f
 
 #define PITCH_GAIN_FEATURE 37
@@ -41,20 +40,6 @@
 
 #define FRAME_INPUT_SIZE (NB_FEATURES + EMBED_PITCH_OUT_SIZE)
 
-#define SAMPLE_INPUT_SIZE (2*EMBED_SIG_OUT_SIZE + EMBED_EXC_OUT_SIZE + FEATURE_DENSE2_OUT_SIZE)
-
-#define FEATURES_DELAY (FEATURE_CONV1_DELAY + FEATURE_CONV2_DELAY)
-struct LPCNetState {
-    NNetState nnet;
-    int last_exc;
-    float last_sig[LPC_ORDER];
-    float old_input[FEATURES_DELAY][FEATURE_CONV2_OUT_SIZE];
-    float old_lpc[FEATURES_DELAY][LPC_ORDER];
-    float old_gain[FEATURES_DELAY];
-    int frame_count;
-    float deemph_mem;
-};
-
 
 #if 0
 static void print_vector(float *x, int N)
diff --git a/dnn/lpcnet_private.h b/dnn/lpcnet_private.h
index 59265d37..866cbeb2 100644
--- a/dnn/lpcnet_private.h
+++ b/dnn/lpcnet_private.h
@@ -4,6 +4,8 @@
 #include "common.h"
 #include "freq.h"
 #include "lpcnet.h"
+#include "nnet_data.h"
+#include "celt_lpc.h"
 
 #define BITS_PER_CHAR 8
 
@@ -18,6 +20,20 @@
 
 #define FORBIDDEN_INTERP 7
 
+#define FEATURES_DELAY (FEATURE_CONV1_DELAY + FEATURE_CONV2_DELAY)
+
+struct LPCNetState {
+    NNetState nnet;
+    int last_exc;
+    float last_sig[LPC_ORDER];
+    float old_input[FEATURES_DELAY][FEATURE_CONV2_OUT_SIZE];
+    float old_lpc[FEATURES_DELAY][LPC_ORDER];
+    float old_gain[FEATURES_DELAY];
+    int frame_count;
+    float deemph_mem;
+};
+
+
 
 struct LPCNetEncState{
   float analysis_mem[OVERLAP_SIZE];