diff --git a/src/data/beos_mime/application/x-vnd.be.url.http b/src/data/beos_mime/application/x-vnd.be.url.http
index dd15bd8e77..64105f8e62 100644
--- a/src/data/beos_mime/application/x-vnd.be.url.http
+++ b/src/data/beos_mime/application/x-vnd.be.url.http
@@ -7,5 +7,5 @@ resource(2, "META:S:DESC") #'MSDC' "HTTP URL";
 
 resource(3, "META:L:DESC") #'MLDC' "Hypertext Transfer Protocol URL";
 
-resource(4, "META:PREF_APP") #'MSIG' "application/x-vnd.Mozilla-Firefox";
+resource(4, "META:PREF_APP") #'MSIG' "application/x-vnd.Haiku-WebPositive";
 
diff --git a/src/data/beos_mime/application/x-vnd.be.url.https b/src/data/beos_mime/application/x-vnd.be.url.https
index da930f19f4..588803952a 100644
--- a/src/data/beos_mime/application/x-vnd.be.url.https
+++ b/src/data/beos_mime/application/x-vnd.be.url.https
@@ -7,5 +7,5 @@ resource(2, "META:S:DESC") #'MSDC' "HTTPS URL";
 
 resource(3, "META:L:DESC") #'MLDC' "Secure HyperText Transfer Protocol URL";
 
-resource(4, "META:PREF_APP") #'MSIG' "application/x-vnd.Mozilla-Firefox";
+resource(4, "META:PREF_APP") #'MSIG' "application/x-vnd.Haiku-WebPositive";
 
diff --git a/src/data/beos_mime/text/html b/src/data/beos_mime/text/html
index 137c0384ff..b2531d7e80 100644
--- a/src/data/beos_mime/text/html
+++ b/src/data/beos_mime/text/html
@@ -10,7 +10,7 @@ resource(2, "META:SNIFF_RULE") #'CSTR' array {
 
 resource(3, "META:S:DESC") #'MSDC' "HTML File";
 
-resource(4, "META:PREF_APP") #'MSIG' "application/x-vnd.mozilla-firefox";
+resource(4, "META:PREF_APP") #'MSIG' "application/x-vnd.Haiku-WebPositive";
 
 resource(5, "META:EXTENS") message(234) {
 	"extensions" = "htm",