diff --git a/common_audio/vad/main/source/vad_define.h b/common_audio/vad/main/source/vad_define.h
deleted file mode 100644
index eb27faf7a..000000000
--- a/common_audio/vad/main/source/vad_define.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * vad_define.h
- *
- * TODO(bjornv): add header
- */
-
-#define NUM_CHANNELS        6   // Eight frequency bands
-#define NUM_MODELS          2   // Number of Gaussian models
-#define NUM_TABLE_VALUES    NUM_CHANNELS * NUM_MODELS
-
-#define MIN_ENERGY          10
-#define ALPHA1              6553    // 0.2 in Q15
-#define ALPHA2              32439   // 0.99 in Q15
-#define NSP_MAX             6       // Maximum number of VAD=1 frames in a row counted
-#define MIN_STD             384     // Minimum standard deviation
-// Mode 0, Quality thresholds - Different thresholds for the different frame lengths
-#define INDIVIDUAL_10MS_Q   24
-#define INDIVIDUAL_20MS_Q   21      // (log10(2)*66)<<2 ~=16
-#define INDIVIDUAL_30MS_Q   24
-
-#define TOTAL_10MS_Q        57
-#define TOTAL_20MS_Q        48
-#define TOTAL_30MS_Q        57
-
-#define OHMAX1_10MS_Q       8  // Max Overhang 1
-#define OHMAX2_10MS_Q       14 // Max Overhang 2
-#define OHMAX1_20MS_Q       4  // Max Overhang 1
-#define OHMAX2_20MS_Q       7  // Max Overhang 2
-#define OHMAX1_30MS_Q       3
-#define OHMAX2_30MS_Q       5
-
-// Mode 1, Low bitrate thresholds - Different thresholds for the different frame lengths
-#define INDIVIDUAL_10MS_LBR 37
-#define INDIVIDUAL_20MS_LBR 32
-#define INDIVIDUAL_30MS_LBR 37
-
-#define TOTAL_10MS_LBR      100
-#define TOTAL_20MS_LBR      80
-#define TOTAL_30MS_LBR      100
-
-#define OHMAX1_10MS_LBR     8  // Max Overhang 1
-#define OHMAX2_10MS_LBR     14 // Max Overhang 2
-#define OHMAX1_20MS_LBR     4
-#define OHMAX2_20MS_LBR     7
-
-#define OHMAX1_30MS_LBR     3
-#define OHMAX2_30MS_LBR     5
-
-// Mode 2, Very aggressive thresholds - Different thresholds for the different frame lengths
-#define INDIVIDUAL_10MS_AGG 82
-#define INDIVIDUAL_20MS_AGG 78
-#define INDIVIDUAL_30MS_AGG 82
-
-#define TOTAL_10MS_AGG      285 //580
-#define TOTAL_20MS_AGG      260
-#define TOTAL_30MS_AGG      285
-
-#define OHMAX1_10MS_AGG     6  // Max Overhang 1
-#define OHMAX2_10MS_AGG     9  // Max Overhang 2
-#define OHMAX1_20MS_AGG     3
-#define OHMAX2_20MS_AGG     5
-
-#define OHMAX1_30MS_AGG     2
-#define OHMAX2_30MS_AGG     3
-
-// Mode 3, Super aggressive thresholds - Different thresholds for the different frame lengths
-#define INDIVIDUAL_10MS_VAG 94
-#define INDIVIDUAL_20MS_VAG 94
-#define INDIVIDUAL_30MS_VAG 94
-
-#define TOTAL_10MS_VAG      1100 //1700
-#define TOTAL_20MS_VAG      1050
-#define TOTAL_30MS_VAG      1100
-
-#define OHMAX1_10MS_VAG     6  // Max Overhang 1
-#define OHMAX2_10MS_VAG     9  // Max Overhang 2
-#define OHMAX1_20MS_VAG     3
-#define OHMAX2_20MS_VAG     5
-
-#define OHMAX1_30MS_VAG     2
-#define OHMAX2_30MS_VAG     3