diff --git a/pkgs/tools/security/lynis/default.nix b/pkgs/tools/security/lynis/default.nix
index b0cfe261db6..b2ef8d8354b 100644
--- a/pkgs/tools/security/lynis/default.nix
+++ b/pkgs/tools/security/lynis/default.nix
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "Security auditing tool for Linux, macOS, and UNIX-based systems";
     homepage = "https://cisofy.com/lynis/";
-    license = licenses.gpl3;
+    license = licenses.gpl3Only;
     platforms = platforms.unix;
     maintainers = [ maintainers.ryneeverett ];
   };