diff --git a/isisd/isis_pdu.c b/isisd/isis_pdu.c
index bbf0d73..4c420f3 100644
--- a/isisd/isis_pdu.c
+++ b/isisd/isis_pdu.c
@@ -2426,13 +2426,13 @@
     {
       if (circuit->circ_type == CIRCUIT_T_BROADCAST)
 	{
-	  zlog_debug ("ISIS-Adj (%s): Sent L%d LAN IIH on %s, length %zd",
+	  zlog_debug ("ISIS-Adj (%s): Sending L%d LAN IIH on %s, length %zd",
 		      circuit->area->area_tag, level, circuit->interface->name,
 		      length);
 	}
       else
 	{
-	  zlog_debug ("ISIS-Adj (%s): Sent P2P IIH on %s, length %zd",
+	  zlog_debug ("ISIS-Adj (%s): Sending P2P IIH on %s, length %zd",
 		      circuit->area->area_tag, circuit->interface->name,
 		      length);
 	}
@@ -2757,7 +2757,7 @@
 
       if (isis->debugs & DEBUG_SNP_PACKETS)
         {
-          zlog_debug ("ISIS-Snp (%s): Sent L%d CSNP on %s, length %zd",
+          zlog_debug ("ISIS-Snp (%s): Sending L%d CSNP on %s, length %zd",
                       circuit->area->area_tag, level, circuit->interface->name,
                       stream_get_endp (circuit->snd_stream));
           for (ALL_LIST_ELEMENTS_RO (list, node, lsp))
@@ -3003,7 +3003,7 @@
 
       if (isis->debugs & DEBUG_SNP_PACKETS)
         {
-          zlog_debug ("ISIS-Snp (%s): Sent L%d PSNP on %s, length %zd",
+          zlog_debug ("ISIS-Snp (%s): Sending L%d PSNP on %s, length %zd",
                       circuit->area->area_tag, level,
                       circuit->interface->name,
                       stream_get_endp (circuit->snd_stream));
@@ -3135,7 +3135,7 @@
   if (isis->debugs & DEBUG_UPDATE_PACKETS)
     {
       zlog_debug
-        ("ISIS-Upd (%s): Sent L%d LSP %s, seq 0x%08x, cksum 0x%04x,"
+        ("ISIS-Upd (%s): Sending L%d LSP %s, seq 0x%08x, cksum 0x%04x,"
          " lifetime %us on %s", circuit->area->area_tag, lsp->level,
          rawlspid_print (lsp->lsp_header->lsp_id),
          ntohl (lsp->lsp_header->seq_num),