diff --git a/src/CHANGES.md b/src/CHANGES.md
index 95265968..83917be9 100644
--- a/src/CHANGES.md
+++ b/src/CHANGES.md
@@ -1,5 +1,9 @@
 # Development Changes
 
+## 0.8.28 - 2023-12-23
+* fix bug heuristic
+* add version information to clipboard once 'copy' was clicked
+
 ## 0.8.27 - 2023-12-18
 * fix set power limit #1276
 
diff --git a/src/defines.h b/src/defines.h
index b6e5b8aa..b7ab4e55 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -13,7 +13,7 @@
 //-------------------------------------
 #define VERSION_MAJOR       0
 #define VERSION_MINOR       8
-#define VERSION_PATCH       27
+#define VERSION_PATCH       28
 
 //-------------------------------------
 typedef struct {
diff --git a/src/hm/hmRadio.h b/src/hm/hmRadio.h
index d0387aa4..dd83544f 100644
--- a/src/hm/hmRadio.h
+++ b/src/hm/hmRadio.h
@@ -290,14 +290,14 @@ class HmRadio : public Radio {
             updateCrcs(&len, appendCrc16);
 
             // set TX and RX channels
-            mTxChIdx = mRfChLst[iv->heuristics.txRfChId];
+            mTxChIdx = iv->heuristics.txRfChId;
 
             if(*mSerialDebug) {
                 DPRINT_IVID(DBG_INFO, iv->id);
                 DBGPRINT(F("TX "));
                 DBGPRINT(String(len));
                 DBGPRINT(" CH");
-                DBGPRINT(String(mTxChIdx));
+                DBGPRINT(String(mRfChLst[mTxChIdx]));
                 DBGPRINT(F(" | "));
                 if(*mPrintWholeTrace) {
                     if(*mPrivacyMode)
@@ -309,7 +309,7 @@ class HmRadio : public Radio {
             }
 
             mNrf24->stopListening();
-            mNrf24->setChannel(mTxChIdx);
+            mNrf24->setChannel(mRfChLst[mTxChIdx]);
             mNrf24->openWritingPipe(reinterpret_cast<uint8_t*>(&iv->radioId.u64));
             mNrf24->startWrite(mTxBuf, len, false); // false = request ACK response
             mMillis = millis();
diff --git a/src/web/html/serial.html b/src/web/html/serial.html
index 675ee668..966ffecd 100644
--- a/src/web/html/serial.html
+++ b/src/web/html/serial.html
@@ -27,6 +27,7 @@
             var mAutoScroll = true;
             var con = document.getElementById("serial");
             var exeOnce = true;
+            var version, build;
 
             function parseGeneric(obj) {
                 var up = obj["ts_uptime"];
@@ -65,6 +66,7 @@
                 this.value = (mAutoScroll) ? "autoscroll" : "manual scroll";
             });
             document.getElementById("copy").addEventListener("click", function() {
+                con.value = version + " - " + build + "\n---------------\n" + con.value;
                 if (window.clipboardData && window.clipboardData.setData) {
                     return window.clipboardData.setData("Text", text);
                 } else if (document.queryCommandSupported && document.queryCommandSupported("copy")) {