diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 0cf4ec8e..684db173 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,11 @@
 sc_usb_audio Change Log
 =======================
 
+6.15.1
+------
+    - RESOLVED:   DAC data mis-alignment issue in TDM slave mode
+
+
 6.15.0
 ------
     - CHANGE:     Removed 32kHz sample-rate support when PDM microphones enabled (lib_mic_array
diff --git a/module_usb_audio/audio.xc b/module_usb_audio/audio.xc
index 6754b60a..de905b83 100755
--- a/module_usb_audio/audio.xc
+++ b/module_usb_audio/audio.xc
@@ -407,7 +407,7 @@ static inline void InitPorts(unsigned divide)
 
     tmp += (I2S_CHANS_PER_FRAME * 32) - 32 + 1 ;
     /* E.g. 2 * 32 - 32 + 1 = 33 for stereo */
-    /* E..g 8 * 32 - 32 + 1 = 225 for 8 chan TDM */
+    /* E.g. 8 * 32 - 32 + 1 = 225 for 8 chan TDM */
 
 #if (I2S_CHANS_DAC != 0)
 #pragma loop unroll
@@ -421,7 +421,7 @@ static inline void InitPorts(unsigned divide)
 #pragma loop unroll
     for(int i = 0; i < I2S_WIRES_ADC; i++)
     {
-       asm("setpt res[%0], %1"::"r"(p_i2s_adc[i]),"r"(tmp+31));
+       asm("setpt res[%0], %1"::"r"(p_i2s_adc[i]),"r"(tmp-1));
     }
 #endif
 #endif
@@ -656,7 +656,7 @@ unsigned static deliver(chanend c_out, chanend ?c_spd_out,
             /* Output "even" channel to DAC (i.e. left) */
             for(int i = 0; i < I2S_CHANS_DAC; i+=I2S_CHANS_PER_FRAME)
             {
-                p_i2s_dac[index++] <: bitrev(samplesOut[(frameCount)+i]);
+                p_i2s_dac[index++] <: bitrev(samplesOut[frameCount +i]);
             }
 #endif
 
@@ -761,7 +761,7 @@ unsigned static deliver(chanend c_out, chanend ?c_spd_out,
 #pragma loop unroll
             for(int i = 1; i < I2S_CHANS_DAC; i+=I2S_CHANS_PER_FRAME)
             {
-                p_i2s_dac[index++] <: bitrev(samplesOut[frameCount+i]);
+                p_i2s_dac[index++] <: bitrev(samplesOut[frameCount + i]);
             }
 #endif
 
diff --git a/xpd.xml b/xpd.xml
index 1922b7ce..25cdebda 100644
--- a/xpd.xml
+++ b/xpd.xml
@@ -96,7 +96,8 @@
     <release parenthash = "b279a2ec4c2c8f3dad6624e5c55e2d487be202a8" version = "6.13.0beta2" githash = "55f20f68aef5887daab829d3bea5eb6d5fadecab"></release>
     <release parenthash = "176cbeae28523b682ccdd7d92246edea0346634f" version = "6.14.0beta0" githash = "71dc9002456c5cdb6ae4a37887abaa8c3d08b5db"></release>
     <release parenthash = "348fead68f7eec1c26df13241c0f96397cff2c08" version = "6.14.0beta1" githash = "caed924d76ce9cd4e9c4febe9bd1ef7b598a04ee"></release>
-    <release parenthash = "cfeb352d625de3d9e4208f8a32ed7b6c8974b024" version = "6.14.0beta2"></release>
+    <release parenthash = "cfeb352d625de3d9e4208f8a32ed7b6c8974b024" version = "6.14.0beta2" githash = "216e8e3eee733c93d288826745850efbb3ebc4aa"></release>
+    <release parenthash = "929437e7df13732b917c4bedc8f74166840c08b7" version = "6.14.1beta0"></release>
     <subpartnumber>XM-004720-SM</subpartnumber>
     <vendor>XMOS</vendor>
     <version_defines>
@@ -105,4 +106,4 @@
         <version_define name = "BCD_DEVICE_N" format = "%POINT%"></version_define>
     </version_defines>
     <xpd_version>1.0</xpd_version>
-</xpd>
+</xpd>
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