diff --git a/PythonWrapper/cmsisdsp_pkg/src/fftinit.c b/PythonWrapper/cmsisdsp_pkg/src/fftinit.c
index 537df22b..33dcda39 100644
--- a/PythonWrapper/cmsisdsp_pkg/src/fftinit.c
+++ b/PythonWrapper/cmsisdsp_pkg/src/fftinit.c
@@ -115,80 +115,6 @@ arm_status arm_cfft_init_f64(
 }
 
 
-arm_status arm_cfft_init_q31(
-  arm_cfft_instance_q31 * S,
-  uint16_t fftLen)
-{
-        /*  Initialise the default arm status */
-        arm_status status = ARM_MATH_SUCCESS;
-
-        /*  Initialise the FFT length */
-        S->fftLen = fftLen;
-
-        /*  Initialise the Twiddle coefficient pointer */
-        S->pTwiddle = (float32_t *)twiddleCoef_4096;
-
-
-        /*  Initializations of Instance structure depending on the FFT length */
-        switch (S->fftLen) {
-            /*  Initializations of structure parameters for 4096 point FFT */
-        case 4096U:
-            /*  Initialise the bit reversal table modifier */
-            FFTFXTINIT(q31,4096);
-            break;
-
-            /*  Initializations of structure parameters for 2048 point FFT */
-        case 2048U:
-            /*  Initialise the bit reversal table modifier */
-             FFTFXTINIT(q31,2048);
-
-            break;
-
-            /*  Initializations of structure parameters for 1024 point FFT */
-        case 1024U:
-            /*  Initialise the bit reversal table modifier */
-             FFTFXTINIT(q31,1024);
-
-            break;
-
-            /*  Initializations of structure parameters for 512 point FFT */
-        case 512U:
-            /*  Initialise the bit reversal table modifier */
-             FFTFXTINIT(q31,512);
-            break;
-
-        case 256U:
-             FFTFXTINIT(q31,256);
-            break;
-
-        case 128U:
-             FFTFXTINIT(q31,128);
-            break;
-
-        case 64U:
-             FFTFXTINIT(q31,64);
-            break;
-
-        case 32U:
-             FFTFXTINIT(q31,32);
-            break;
-
-        case 16U:
-            /*  Initializations of structure parameters for 16 point FFT */
-             FFTFXTINIT(q31,16);
-            break;
-
-
-        default:
-            /*  Reporting argument error if fftSize is not valid value */
-            status = ARM_MATH_ARGUMENT_ERROR;
-            break;
-        }
-
-
-        return (status);
-}
-
 arm_status arm_cfft_init_q15(
   arm_cfft_instance_q15 * S,
   uint16_t fftLen)