diff --git a/io-endpoint.gemspec b/io-endpoint.gemspec
index 531e543..f8f83ee 100644
--- a/io-endpoint.gemspec
+++ b/io-endpoint.gemspec
@@ -25,4 +25,6 @@ Gem::Specification.new do |spec|
 	spec.files = Dir.glob(["{context,lib}/**/*", "*.md"], File::FNM_DOTMATCH, base: __dir__)
 	
 	spec.required_ruby_version = ">= 3.3"
+	
+	spec.add_dependency "openssl", ">= 3.3.0"
 end
diff --git a/lib/io/endpoint/ssl_endpoint.rb b/lib/io/endpoint/ssl_endpoint.rb
index 59d871b..7dc8b36 100644
--- a/lib/io/endpoint/ssl_endpoint.rb
+++ b/lib/io/endpoint/ssl_endpoint.rb
@@ -22,77 +22,6 @@ def start
 			end
 		end
 		
-		# Represents a module that forwards socket methods to the underlying IO object.
-		module SocketForwarder
-			unless method_defined?(:close_on_exec=)
-				# Set whether the socket should be closed on exec.
-				# @parameter value [Boolean] Whether to close on exec.
-				def close_on_exec=(value)
-					to_io.close_on_exec = value
-				end
-			end
-			
-			unless method_defined?(:local_address)
-				# Get the local address of the socket.
-				# @returns [Addrinfo] The local address.
-				def local_address
-					to_io.local_address
-				end
-			end
-			
-			unless method_defined?(:remote_address)
-				# Get the remote address of the socket.
-				# @returns [Addrinfo] The remote address.
-				def remote_address
-					to_io.remote_address
-				end
-			end
-			
-			unless method_defined?(:wait)
-				# Wait for the socket to become ready.
-				# @parameter arguments [Array] Arguments to pass to the underlying IO wait method.
-				# @returns [IO, nil] The socket if ready, nil otherwise.
-				def wait(*arguments)
-					to_io.wait(*arguments)
-				end
-			end
-			
-			unless method_defined?(:wait_readable)
-				# Wait for the socket to become readable.
-				# @parameter arguments [Array] Arguments to pass to the underlying IO wait_readable method.
-				# @returns [IO, nil] The socket if readable, nil otherwise.
-				def wait_readable(*arguments)
-					to_io.wait_readable(*arguments)
-				end
-			end
-			
-			unless method_defined?(:wait_writable)
-				# Wait for the socket to become writable.
-				# @parameter arguments [Array] Arguments to pass to the underlying IO wait_writable method.
-				# @returns [IO, nil] The socket if writable, nil otherwise.
-				def wait_writable(*arguments)
-					to_io.wait_writable(*arguments)
-				end
-			end
-			
-			if IO.method_defined?(:timeout)
-				unless method_defined?(:timeout)
-					# Get the timeout for socket operations.
-					# @returns [Numeric, nil] The timeout value.
-					def timeout
-						to_io.timeout
-					end
-				end
-				
-				unless method_defined?(:timeout=)
-					# Set the timeout for socket operations.
-					# @parameter value [Numeric, nil] The timeout value.
-					def timeout=(value)
-						to_io.timeout = value
-					end
-				end
-			end
-		end
 	end
 end
 
diff --git a/readme.md b/readme.md
index 27a6f2e..f7c23b7 100644
--- a/readme.md
+++ b/readme.md
@@ -16,6 +16,10 @@ Please see the [project documentation](https://socketry.github.io/io-endpoint) f
 
 Please see the [project releases](https://socketry.github.io/io-endpointreleases/index) for all releases.
 
+### Unreleased
+
+  - The `openssl` gem 3.3.0 or newer is now required.
+
 ### v0.17.2
 
   - When the unix path is bigger than what can fit into `struct sockaddr_un`, a shorter temporary path will be used instead and a symlink created at the original path.
diff --git a/releases.md b/releases.md
index dc6a87c..8232d66 100644
--- a/releases.md
+++ b/releases.md
@@ -1,5 +1,9 @@
 # Releases
 
+## Unreleased
+
+  - The `openssl` gem 3.3.0 or newer is now required.
+
 ## v0.17.2
 
   - When the unix path is bigger than what can fit into `struct sockaddr_un`, a shorter temporary path will be used instead and a symlink created at the original path.