diff --git a/Src/ax25.c b/Src/ax25.c
index f82a6d7..d179701 100644
--- a/Src/ax25.c
+++ b/Src/ax25.c
@@ -25,6 +25,7 @@ along with VP-Digi.  If not, see <http://www.gnu.org/licenses/>.
 #include <stdbool.h>
 #include <string.h>
 #include "drivers/systick.h"
+#include "digipeater.h"
 
 struct Ax25ProtoConfig Ax25Config;
 
@@ -197,7 +198,7 @@ void Ax25TxKiss(uint8_t *buf, uint16_t len)
 			if(end == len) //no frame end marker found
 				return;
 			Ax25WriteTxFrame(&buf[i + 2], end - (i + 2)); //skip modem number and send frame
-			//DigiStoreDeDupe(&buf[i + 2], end - (i + 2));
+			DigiStoreDeDupe(&buf[i + 2], end - (i + 2));
 			i = end; //move pointer to the next byte if there are more consecutive frames
 		}
 	}
diff --git a/Src/digipeater.c b/Src/digipeater.c
index ba63fae..88f6446 100644
--- a/Src/digipeater.c
+++ b/Src/digipeater.c
@@ -322,7 +322,7 @@ void DigiDigipeat(uint8_t *frame, uint16_t len)
 
     //calculate frame "hash"
     uint32_t hash = Crc32(CRC32_INIT, frame, 14); //use destination and source address, skip path
-    hash = Crc32(hash, &frame[t + 1], len - t); //continue through all remaining data
+    hash = Crc32(hash, &frame[t + 1], len - t - 1); //continue through all remaining data
 
     if(DigiConfig.viscous) //viscous-delay enabled on any slot
     {
@@ -461,7 +461,7 @@ void DigiStoreDeDupe(uint8_t *buf, uint16_t size)
     deDupeCount %= DEDUPE_SIZE;
 
     deDupe[deDupeCount].hash = hash;
-    deDupe[deDupeCount].timeLimit = SysTickGet() + (DigiConfig.dupeTime * 10 / SYSTICK_INTERVAL);
+    deDupe[deDupeCount].timeLimit = SysTickGet() + (DigiConfig.dupeTime * 1000 / SYSTICK_INTERVAL);
 
     deDupeCount++;
 }