diff --git a/dsd-fme2.png b/dsd-fme2.png
index c5d7f13..06d0b15 100644
Binary files a/dsd-fme2.png and b/dsd-fme2.png differ
diff --git a/src/p25p1_hdu.c b/src/p25p1_hdu.c
index a2d68e5..fda4d53 100644
--- a/src/p25p1_hdu.c
+++ b/src/p25p1_hdu.c
@@ -215,6 +215,11 @@ correct_golay_dibits_6(char* corrected_hex_data, int hex_count, AnalogSignal* an
 void
 processHDU(dsd_opts* opts, dsd_state* state)
 {
+
+  //push current slot to 0, just in case swapping p2 to p1
+  //or stale slot value from p2 and then decoding a pdu
+  state->currentslot = 0;
+  
   uint8_t mi[73];
   char mfid[9], algid[9], kid[17], tgid[17];
   int i, j;
diff --git a/src/p25p1_ldu1.c b/src/p25p1_ldu1.c
index d1abd63..fe68887 100644
--- a/src/p25p1_ldu1.c
+++ b/src/p25p1_ldu1.c
@@ -26,6 +26,11 @@
 void
 processLDU1 (dsd_opts* opts, dsd_state* state)
 {
+
+  //push current slot to 0, just in case swapping p2 to p1
+  //or stale slot value from p2 and then decoding a pdu
+  state->currentslot = 0;
+  
   // extracts IMBE frames from LDU frame
   int i;
   uint8_t lcformat[9], mfid[9], lcinfo[57];
diff --git a/src/p25p1_ldu2.c b/src/p25p1_ldu2.c
index 8ba2f16..a3c999e 100644
--- a/src/p25p1_ldu2.c
+++ b/src/p25p1_ldu2.c
@@ -26,6 +26,11 @@
 void
 processLDU2 (dsd_opts * opts, dsd_state * state)
 {
+
+  //push current slot to 0, just in case swapping p2 to p1
+  //or stale slot value from p2 and then decoding a pdu
+  state->currentslot = 0;
+  
   // extracts IMBE frames from LDU frame
   int i;
   uint8_t mi[73];
diff --git a/src/p25p1_mdpu.c b/src/p25p1_mdpu.c
index 5c631bb..fd87520 100644
--- a/src/p25p1_mdpu.c
+++ b/src/p25p1_mdpu.c
@@ -32,6 +32,10 @@ void processMPDU(dsd_opts * opts, dsd_state * state)
   memset (state->s_r4, 0, sizeof(state->s_r4));
   opts->slot_preference = 2;
 
+  //push current slot to 0, just in case swapping p2 to p1
+  //or stale slot value from p2 and then decoding a pdu
+  state->currentslot = 0;
+
   //reset some strings when returning from a call in case they didn't get zipped already
   sprintf (state->call_string[0], "%s", "                     "); //21 spaces
   sprintf (state->call_string[1], "%s", "                     "); //21 spaces
diff --git a/src/p25p1_tdu.c b/src/p25p1_tdu.c
index c1d3c62..d5b0833 100644
--- a/src/p25p1_tdu.c
+++ b/src/p25p1_tdu.c
@@ -9,6 +9,11 @@
 void
 processTDU (dsd_opts* opts, dsd_state* state)
 {
+
+    //push current slot to 0, just in case swapping p2 to p1
+    //or stale slot value from p2 and then decoding a pdu
+    state->currentslot = 0;
+
     AnalogSignal analog_signal_array[14];
     int status_count;
 
diff --git a/src/p25p1_tdulc.c b/src/p25p1_tdulc.c
index c170a82..05b9f7f 100644
--- a/src/p25p1_tdulc.c
+++ b/src/p25p1_tdulc.c
@@ -215,6 +215,11 @@ read_zeros(dsd_opts* opts, dsd_state* state, AnalogSignal* analog_signal_array,
 void
 processTDULC (dsd_opts* opts, dsd_state* state)
 {
+
+  //push current slot to 0, just in case swapping p2 to p1
+  //or stale slot value from p2 and then decoding a pdu
+  state->currentslot = 0;
+  
   int i;
   uint8_t lcinfo[57], lcformat[9], mfid[9];
 
diff --git a/src/p25p1_tsbk.c b/src/p25p1_tsbk.c
index 7877537..873793c 100644
--- a/src/p25p1_tsbk.c
+++ b/src/p25p1_tsbk.c
@@ -18,6 +18,9 @@ void processTSBK(dsd_opts * opts, dsd_state * state)
   memset (state->s_r4, 0, sizeof(state->s_r4));
   opts->slot_preference = 2;
 
+  //push current slot to 0, just in case swapping p2 to p1
+  //or stale slot value from p2 and then decoding a pdu
+  state->currentslot = 0;
 
   //reset some strings when returning from a call in case they didn't get zipped already
   sprintf (state->call_string[0], "%s", "                     "); //21 spaces