diff --git a/pkgs/tools/security/metasploit/update.sh b/pkgs/tools/security/metasploit/update.sh
index 45f820d7870a..76d7cf0ca945 100755
--- a/pkgs/tools/security/metasploit/update.sh
+++ b/pkgs/tools/security/metasploit/update.sh
@@ -9,7 +9,7 @@ echo "Updating metasploit to $latest"
 
 sed -i "s#refs/tags/.*#refs/tags/$latest\"#" Gemfile
 
-bundler install
+BUNDLE_FORCE_RUBY_PLATFORM=true bundle lock --update
 bundix
 sed -i '/[ ]*dependencies =/d' gemset.nix