diff --git a/go.mod b/go.mod
index c477416..aef912b 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/beevik/etree v1.6.0
 	github.com/cevaris/ordered_map v0.0.0-20190319150403-3adeae072e73
 	github.com/crewjam/httperr v0.2.0
-	github.com/crewjam/saml v0.4.14
+	github.com/crewjam/saml v0.5.1
 	github.com/deckarep/golang-set v1.8.0
 	github.com/gabriel-vasile/mimetype v1.4.2
 	github.com/ghodss/yaml v1.0.0
@@ -45,6 +45,7 @@ require (
 	github.com/golang-jwt/jwt/v4 v4.5.2 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jonboulle/clockwork v0.5.0 // indirect
+	github.com/kr/text v0.2.0 // indirect
 	github.com/mattermost/xml-roundtrip-validator v0.1.0 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
diff --git a/go.sum b/go.sum
index 1261595..c95fdf0 100644
--- a/go.sum
+++ b/go.sum
@@ -12,10 +12,11 @@ github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XL
 github.com/cevaris/ordered_map v0.0.0-20190319150403-3adeae072e73 h1:q1g9lSyo/nOIC3W5E3FK3Unrz8b9LdLXCyuC+ZcpPC0=
 github.com/cevaris/ordered_map v0.0.0-20190319150403-3adeae072e73/go.mod h1:507vXsotcZop7NZfBWdhPmVeOse4ko2R7AagJYrpoEg=
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/crewjam/httperr v0.2.0 h1:b2BfXR8U3AlIHwNeFFvZ+BV1LFvKLlzMjzaTnZMybNo=
 github.com/crewjam/httperr v0.2.0/go.mod h1:Jlz+Sg/XqBQhyMjdDiC+GNNRzZTD7x39Gu3pglZ5oH4=
-github.com/crewjam/saml v0.4.14 h1:g9FBNx62osKusnFzs3QTN5L9CVA/Egfgm+stJShzw/c=
-github.com/crewjam/saml v0.4.14/go.mod h1:UVSZCf18jJkk6GpWNVqcyQJMD5HsRugBPf4I1nl2mME=
+github.com/crewjam/saml v0.5.1 h1:g+mfp0CrLuLRZCK793PgJcZeg5dS/0CDwoeAX2zcwNI=
+github.com/crewjam/saml v0.5.1/go.mod h1:r0fDkmFe5URDgPrmtH0IYokva6fac3AUdstiPhyEolQ=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=