diff --git a/pkgs/tools/security/tlsx/default.nix b/pkgs/tools/security/tlsx/default.nix
index d420e801eec1..56986d8fc098 100644
--- a/pkgs/tools/security/tlsx/default.nix
+++ b/pkgs/tools/security/tlsx/default.nix
@@ -14,7 +14,10 @@ buildGoModule rec {
     hash = "sha256-DcC08KmSXYOk4jlU0KIdu5zziWZLYlWetN+/ZGaY4RQ=";
   };
 
-  vendorHash = "sha256-BppRtzTjiMcuc7xIz37bDcjnQHhOlstncES1vILTKYM=";
+  vendorHash = "sha256-MC7mS+GMfQUZPW6i/lDPW8qAHzT1Cr7gYYG9V4CTCM0=";
+
+  # Tests require network access
+  doCheck = false;
 
   meta = with lib; {
     description = "TLS grabber focused on TLS based data collection";