diff --git a/spec/std/http/server/server_spec.cr b/spec/std/http/server/server_spec.cr
index 9de0c3f..59882db 100644
--- a/spec/std/http/server/server_spec.cr
+++ b/spec/std/http/server/server_spec.cr
@@ -400,7 +400,9 @@ module HTTP
     end
 
     describe "#bind_tls" do
-      it "binds SSL server context" do
+      # gentoo's FEATURES=network-sandbox blocks external network:
+      #   connect: Connection timed out (Errno)
+      pending "binds SSL server context" do
         server = Server.new do |context|
           context.response.puts "Test Server (#{context.request.headers["Host"]?})"
           context.response.close
@@ -512,7 +514,9 @@ module HTTP
       end
     {% end %}
 
-    it "handles exception during SSL handshake (#6577)" do
+    # gentoo's FEATURES=network-sandbox blocks external network:
+    #   connect: Connection timed out (Errno)
+    pending "handles exception during SSL handshake (#6577)" do
       server = SilentErrorHTTPServer.new do |context|
         context.response.print "ok"
         context.response.close