diff --git a/Rakefile b/Rakefile
index 322f7c1..e683e52 100644
--- a/Rakefile
+++ b/Rakefile
@@ -20,7 +20,7 @@ cross_platforms = %w[
   x86_64-linux-musl
 ].freeze
 
-ENV["RUBY_CC_VERSION"] = %w[3.4.0 3.3.5 3.2.0 3.1.0 3.0.0 2.7.0 2.6.0].join(":")
+ENV["RUBY_CC_VERSION"] = "3.4.1:3.3.5:3.2.6:3.1.6:3.0.7:2.7.8:2.6.10"
 
 gemspec = Gem::Specification.load("argon2id.gemspec")
 
diff --git a/argon2id.gemspec b/argon2id.gemspec
index 704a2b4..e970d58 100644
--- a/argon2id.gemspec
+++ b/argon2id.gemspec
@@ -54,6 +54,6 @@ Gem::Specification.new do |s|
   s.rdoc_options = ["--main", "README.md"]
 
   s.add_development_dependency("rake-compiler", "~> 1.2")
-  s.add_development_dependency("rake-compiler-dock", "~> 1.7")
+  s.add_development_dependency("rake-compiler-dock", "~> 1.8")
   s.add_development_dependency("minitest", "~> 5.25")
 end