diff --git a/nmap-service-probes b/nmap-service-probes
index 36ccc2aa7..75d3c2f97 100644
--- a/nmap-service-probes
+++ b/nmap-service-probes
@@ -5178,8 +5178,8 @@ rarity 1
 ports 53,1967,2967
 match domain m|\x07version\x04bind.*\x0cdnsmasq-([-\w._ ]+)$|s p/dnsmasq/ v/$1/
 # Allow 3-12 character version numbers
-match domain m|\x07version\x04bind.*[\x03-\x14]([-\w._ ]{3,20})$|s p/ISC BIND/ v/$1/
-match domain m|\x07version\x04bind.*[\x03-\x14]BIND ([-\w._]{3,20})$|s p/ISC BIND/ v/$1/
+match domain m|\x07version\x04bind.*[\x03-\x14]([-\w._ ]{3,20})|s p/ISC BIND/ v/$1/
+match domain m|\x07version\x04bind.*[\x03-\x14]BIND ([-\w._]{3,20})|s p/ISC BIND/ v/$1/
 # ISC BIND 9.1.3
 match domain m|\x07version\x04bind\0\0\x10\0\x03\xc0\x0c\0\x10\0\x03\0\0\0\0\0\x01\0| p/ISC BIND/ v/9.X/
 match domain m|\x07version\x04bind\0\0\x10\0\x03\x07VERSION\x04BIND\0\0\x10\0\x03\0\0\0\0\0| p/ISC BIND/ v/8.X/
@@ -5223,8 +5223,8 @@ Probe TCP DNSVersionBindReq q|\0\x1E\0\x06\x01\0\0\x01\0\0\0\0\0\0\x07version\x0
 rarity 3
 ports 53,135,512-514,543,544,1029,13783,1521,2068,2105,2967,5323,5520,5530,5555,6543,7000,7008
 match domain m|\x07version\x04bind.*\x0cdnsmasq-([-\w._ ]+)$|s p/dnsmasq/ v/$1/
-match domain m|\x07version\x04bind.*[\x03-\x14]([-\w._ ]{3,20})$|s p/ISC BIND/ v/$1/
-match domain m|\x07version\x04bind.*[\x03-\x14]BIND ([-\w._]{3,20})$|s p/ISC BIND/ v/$1/
+match domain m|\x07version\x04bind.*[\x03-\x14]([-\w._ ]{3,20})|s p/ISC BIND/ v/$1/
+match domain m|\x07version\x04bind.*[\x03-\x14]BIND ([-\w._]{3,20})|s p/ISC BIND/ v/$1/
 # ISC Bind 9.1.3
 match domain m|\x07version\x04bind\0\0\x10\0\x03\xc0\x0c\0\x10\0\x03\0\0\0\0\0\x01\0| p/ISC BIND/ v/9.X/