diff --git a/net/snowflake_proxy/Makefile b/net/snowflake_proxy/Makefile
index 1bfd7f85155..ec7e0f31ed9 100644
--- a/net/snowflake_proxy/Makefile
+++ b/net/snowflake_proxy/Makefile
@@ -1,8 +1,7 @@
 COMMENT=	anti-censorship proxy and pluggable transports for Tor
 
 MODGO_MODNAME=	git.torproject.org/pluggable-transports/snowflake.git/v2
-V=		2.3.1
-REVISION=	0
+V=		2.4.1
 MODGO_VERSION=	v$V
 
 DISTNAME=	snowflake.git-${MODGO_VERSION}
diff --git a/net/snowflake_proxy/distinfo b/net/snowflake_proxy/distinfo
index d2d6b3c5870..081b38f9d82 100644
--- a/net/snowflake_proxy/distinfo
+++ b/net/snowflake_proxy/distinfo
@@ -1,8 +1,8 @@
 SHA256 (go_modules/cloud.google.com/go/@v/v0.26.0.mod) = IhijTyC5cbwZUhbUGV9XUgoqy9hd5/wxrPxEAmZwTBE=
 SHA256 (go_modules/cloud.google.com/go/@v/v0.34.0.mod) = IhijTyC5cbwZUhbUGV9XUgoqy9hd5/wxrPxEAmZwTBE=
 SHA256 (go_modules/cloud.google.com/go/@v/v0.34.0.zip) = J8EZDc0zxZSDhIdUTYw9F99PeRb7VC9cLJynKe8dn+Y=
-SHA256 (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.1.0.mod) = 4VeRlxXkofNSQKCtePAzCRC5YQphtfc/YPz2Up0SHNU=
-SHA256 (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.1.0.zip) = 9nacSBPe35MwcSib/ZOBql6zoBKzoy0doCqpvr06O1s=
+SHA256 (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.3.0.mod) = ldAfvsNdJVtvVDwDK+AWLGoBmdxcOEXIROfztA59/pE=
+SHA256 (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.3.0.zip) = G8A4NF+gES+P+5gHN+3mlGahtGWgPvkvoMaKah90i54=
 SHA256 (go_modules/github.com/!burnt!sushi/toml/@v/v0.3.1.mod) = KAIbQYClnDmTYHqVsY4jDdC8a+pSQv/o6ou/tPT3tNc=
 SHA256 (go_modules/github.com/!burnt!sushi/toml/@v/v0.3.1.zip) = gVxuWUdF8tiEL/mksFacZpXmzf1eB+Wz2Y0GtyykHjw=
 SHA256 (go_modules/github.com/!knetic/govaluate/@v/v3.0.1-0.20171022003610-9aa49832a739+incompatible.mod) = iZ9Gh/XMeTQrdQbU+06iWJTONJiyQ1J7EA97rB4Gl00=
@@ -171,8 +171,8 @@ SHA256 (go_modules/github.com/gorilla/mux/@v/v1.6.2.mod) = iCerOlSgLvYIl83Td7qY/
 SHA256 (go_modules/github.com/gorilla/mux/@v/v1.7.3.mod) = iCerOlSgLvYIl83Td7qY/PDWm29h7eEYMSS5m/coeKA=
 SHA256 (go_modules/github.com/gorilla/mux/@v/v1.7.3.zip) = n/xsbBGUyyufOSN/+Qsg60pVJzQEyXNk7ZplAOlXH+M=
 SHA256 (go_modules/github.com/gorilla/websocket/@v/v0.0.0-20170926233335-4201258b820c.mod) = Imq1Kug+4WMB8VUuOEw0husCQ7NFHLTJsHqpwBVQ5VY=
-SHA256 (go_modules/github.com/gorilla/websocket/@v/v1.4.1.mod) = CdyKkielTBBp6gZdYQpfLKGV8fX7pufbstfrD9bgHfY=
-SHA256 (go_modules/github.com/gorilla/websocket/@v/v1.4.1.zip) = hutCdWfeni3ITaUu5PQxVJbF/8IVKSjfDjrEzoo1n/c=
+SHA256 (go_modules/github.com/gorilla/websocket/@v/v1.5.0.mod) = CdyKkielTBBp6gZdYQpfLKGV8fX7pufbstfrD9bgHfY=
+SHA256 (go_modules/github.com/gorilla/websocket/@v/v1.5.0.zip) = aQ6k0f/gCrX8ttY+LsN4P8Wljp0PF4nqXcm2Zj3u5tU=
 SHA256 (go_modules/github.com/grpc-ecosystem/go-grpc-middleware/@v/v1.0.1-0.20190118093823-f849b5445de4.mod) = kW791chCiuw1v0PTLt9Zt+N/ReL6McLzaFZHr5DE2cY=
 SHA256 (go_modules/github.com/grpc-ecosystem/go-grpc-middleware/@v/v1.0.1-0.20190118093823-f849b5445de4.zip) = Akx61drpmivcppGMcOZRRG8pfMMHgB9Vo0EOKZMAFlc=
 SHA256 (go_modules/github.com/grpc-ecosystem/go-grpc-prometheus/@v/v1.2.0.mod) = DgSZL4Y0A5Y7rrV2YXkP2UxaNV2gKAGMps0y1AIWNTo=
@@ -742,12 +742,12 @@ SHA256 (go_modules/sigs.k8s.io/yaml/@v/v1.1.0.mod) = JC1yDRxq7+SjBcM0GoBXXhmlRRe
 SHA256 (go_modules/sigs.k8s.io/yaml/@v/v1.1.0.zip) = oNOSUuhmWkKKjLnU38nL6ge3rpCuYufPNlG+cZrfUVo=
 SHA256 (go_modules/sourcegraph.com/sourcegraph/appdash/@v/v0.0.0-20190731080439-ebfcffb1b5c0.mod) = W6+HkS6bnGFVJJiJDke0WyjQPHOLYw7fbXxwxlsKxGI=
 SHA256 (go_modules/sourcegraph.com/sourcegraph/appdash/@v/v0.0.0-20190731080439-ebfcffb1b5c0.zip) = vSSS2dsFNiwv7NCz0PYALImm2Q1nj7k7QVgpiriDc28=
-SHA256 (snowflake.git-v2.3.1.zip) = MwShiaKiRsD5CQBhmK9X/hreLsNYgSojjim615T9ToY=
+SHA256 (snowflake.git-v2.4.1.zip) = aQLNvuWUOIPBCn0/HPyeyb7naXPlP6KjhsIefc6+uIE=
 SIZE (go_modules/cloud.google.com/go/@v/v0.26.0.mod) = 27
 SIZE (go_modules/cloud.google.com/go/@v/v0.34.0.mod) = 27
 SIZE (go_modules/cloud.google.com/go/@v/v0.34.0.zip) = 2792177
-SIZE (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.1.0.mod) = 59
-SIZE (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.1.0.zip) = 36337
+SIZE (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.3.0.mod) = 68
+SIZE (go_modules/git.torproject.org/pluggable-transports/goptlib.git/@v/v1.3.0.zip) = 36909
 SIZE (go_modules/github.com/!burnt!sushi/toml/@v/v0.3.1.mod) = 34
 SIZE (go_modules/github.com/!burnt!sushi/toml/@v/v0.3.1.zip) = 56132
 SIZE (go_modules/github.com/!knetic/govaluate/@v/v3.0.1-0.20171022003610-9aa49832a739+incompatible.mod) = 35
@@ -916,8 +916,8 @@ SIZE (go_modules/github.com/gorilla/mux/@v/v1.6.2.mod) = 30
 SIZE (go_modules/github.com/gorilla/mux/@v/v1.7.3.mod) = 30
 SIZE (go_modules/github.com/gorilla/mux/@v/v1.7.3.zip) = 54002
 SIZE (go_modules/github.com/gorilla/websocket/@v/v0.0.0-20170926233335-4201258b820c.mod) = 36
-SIZE (go_modules/github.com/gorilla/websocket/@v/v1.4.1.mod) = 45
-SIZE (go_modules/github.com/gorilla/websocket/@v/v1.4.1.zip) = 79215
+SIZE (go_modules/github.com/gorilla/websocket/@v/v1.5.0.mod) = 45
+SIZE (go_modules/github.com/gorilla/websocket/@v/v1.5.0.zip) = 77694
 SIZE (go_modules/github.com/grpc-ecosystem/go-grpc-middleware/@v/v1.0.1-0.20190118093823-f849b5445de4.mod) = 52
 SIZE (go_modules/github.com/grpc-ecosystem/go-grpc-middleware/@v/v1.0.1-0.20190118093823-f849b5445de4.zip) = 138925
 SIZE (go_modules/github.com/grpc-ecosystem/go-grpc-prometheus/@v/v1.2.0.mod) = 52
@@ -1487,4 +1487,4 @@ SIZE (go_modules/sigs.k8s.io/yaml/@v/v1.1.0.mod) = 24
 SIZE (go_modules/sigs.k8s.io/yaml/@v/v1.1.0.zip) = 18120
 SIZE (go_modules/sourcegraph.com/sourcegraph/appdash/@v/v0.0.0-20190731080439-ebfcffb1b5c0.mod) = 43
 SIZE (go_modules/sourcegraph.com/sourcegraph/appdash/@v/v0.0.0-20190731080439-ebfcffb1b5c0.zip) = 158069
-SIZE (snowflake.git-v2.3.1.zip) = 205184
+SIZE (snowflake.git-v2.4.1.zip) = 212881
diff --git a/net/snowflake_proxy/modules.inc b/net/snowflake_proxy/modules.inc
index e8d4af6bb42..214d29b2e4f 100644
--- a/net/snowflake_proxy/modules.inc
+++ b/net/snowflake_proxy/modules.inc
@@ -1,6 +1,6 @@
 MODGO_MODULES =	\
 	cloud.google.com/go						 v0.34.0 \
-	git.torproject.org/pluggable-transports/goptlib.git		 v1.1.0 \
+	git.torproject.org/pluggable-transports/goptlib.git		 v1.3.0 \
 	github.com/!burnt!sushi/toml					 v0.3.1 \
 	github.com/!knetic/govaluate					 v3.0.1-0.20171022003610-9aa49832a739+incompatible \
 	github.com/!shopify/sarama					 v1.19.0 \
@@ -67,7 +67,7 @@ MODGO_MODULES =	\
 	github.com/gopherjs/gopherjs					 v0.0.0-20181017120253-0766667cb4d1 \
 	github.com/gorilla/context					 v1.1.1 \
 	github.com/gorilla/mux						 v1.7.3 \
-	github.com/gorilla/websocket					 v1.4.1 \
+	github.com/gorilla/websocket					 v1.5.0 \
 	github.com/grpc-ecosystem/go-grpc-middleware			 v1.0.1-0.20190118093823-f849b5445de4 \
 	github.com/grpc-ecosystem/go-grpc-prometheus			 v1.2.0 \
 	github.com/grpc-ecosystem/grpc-gateway				 v1.9.5 \