diff --git a/script/update-truffleruby b/script/update-truffleruby
index 4b5a5de334..2161bb40fc 100755
--- a/script/update-truffleruby
+++ b/script/update-truffleruby
@@ -35,10 +35,6 @@ Linux-aarch64)
 EOS
 add_platform "linux-aarch64"
 cat >> "$file" <<EOS
-Darwin-x86_64)
-EOS
-add_platform "macos-amd64"
-cat >> "$file" <<EOS
 Darwin-arm64)
 EOS
 add_platform "macos-aarch64"
diff --git a/share/ruby-build/truffleruby+graalvm-dev b/share/ruby-build/truffleruby+graalvm-dev
index 8a3480afbd..de02bfce69 100644
--- a/share/ruby-build/truffleruby+graalvm-dev
+++ b/share/ruby-build/truffleruby+graalvm-dev
@@ -6,9 +6,6 @@ Linux-x86_64)
 Linux-aarch64)
   install_package "truffleruby+graalvm-dev" "https://github.com/ruby/truffleruby-dev-builder/releases/latest/download/truffleruby+graalvm-head-linux-arm64.tar.gz" truffleruby
   ;;
-Darwin-x86_64)
-  install_package "truffleruby+graalvm-dev" "https://github.com/ruby/truffleruby-dev-builder/releases/latest/download/truffleruby+graalvm-head-darwin-x64.tar.gz" truffleruby
-  ;;
 Darwin-arm64)
   install_package "truffleruby+graalvm-dev" "https://github.com/ruby/truffleruby-dev-builder/releases/latest/download/truffleruby+graalvm-head-darwin-arm64.tar.gz" truffleruby
   ;;
diff --git a/share/ruby-build/truffleruby-dev b/share/ruby-build/truffleruby-dev
index 19c380b6d3..bbb14780ad 100644
--- a/share/ruby-build/truffleruby-dev
+++ b/share/ruby-build/truffleruby-dev
@@ -6,9 +6,6 @@ Linux-x86_64)
 Linux-aarch64)
   install_package "truffleruby-dev" "https://github.com/ruby/truffleruby-dev-builder/releases/latest/download/truffleruby-head-linux-arm64.tar.gz" truffleruby
   ;;
-Darwin-x86_64)
-  install_package "truffleruby-dev" "https://github.com/ruby/truffleruby-dev-builder/releases/latest/download/truffleruby-head-darwin-x64.tar.gz" truffleruby
-  ;;
 Darwin-arm64)
   install_package "truffleruby-dev" "https://github.com/ruby/truffleruby-dev-builder/releases/latest/download/truffleruby-head-darwin-arm64.tar.gz" truffleruby
   ;;