diff --git a/src/pluto/vendor.c b/src/pluto/vendor.c
index 4638d1745..4983a45a0 100644
--- a/src/pluto/vendor.c
+++ b/src/pluto/vendor.c
@@ -198,13 +198,15 @@ static struct vid_struct _vid_tab[] = {
 	/*
 	 * strongSwan
 	 */
-	DEC_MD5_VID(STRONGSWAN,       "strongSwan 4.0.5")
+	DEC_MD5_VID(STRONGSWAN,       "strongSwan 4.0.6")
+	DEC_MD5_VID(STRONGSWAN_4_0_5, "strongSwan 4.0.5")
 	DEC_MD5_VID(STRONGSWAN_4_0_4, "strongSwan 4.0.4")
 	DEC_MD5_VID(STRONGSWAN_4_0_3, "strongSwan 4.0.3")
 	DEC_MD5_VID(STRONGSWAN_4_0_2, "strongSwan 4.0.2")
 	DEC_MD5_VID(STRONGSWAN_4_0_1, "strongSwan 4.0.1")
 	DEC_MD5_VID(STRONGSWAN_4_0_0, "strongSwan 4.0.0")
 
+	DEC_MD5_VID(STRONGSWAN_2_8_1, "strongSwan 2.8.1")
 	DEC_MD5_VID(STRONGSWAN_2_8_0, "strongSwan 2.8.0")
 	DEC_MD5_VID(STRONGSWAN_2_7_3, "strongSwan 2.7.3")
 	DEC_MD5_VID(STRONGSWAN_2_7_2, "strongSwan 2.7.2")
diff --git a/src/pluto/vendor.h b/src/pluto/vendor.h
index 29f50c7db..1ca7e0b2b 100644
--- a/src/pluto/vendor.h
+++ b/src/pluto/vendor.h
@@ -82,12 +82,14 @@ enum known_vendorid {
   VID_STRONGSWAN_2_7_2		= 61,
   VID_STRONGSWAN_2_7_3		= 62,
   VID_STRONGSWAN_2_8_0		= 63,
+  VID_STRONGSWAN_2_8_1		= 64,
 
   VID_STRONGSWAN_4_0_0		= 70,
   VID_STRONGSWAN_4_0_1		= 71,
   VID_STRONGSWAN_4_0_2		= 72,
   VID_STRONGSWAN_4_0_3		= 73,
   VID_STRONGSWAN_4_0_4		= 74,
+  VID_STRONGSWAN_4_0_5		= 75,
 
   /* 101 - 200 : NAT-Traversal */
   VID_NATT_STENBERG_01		=101,