diff --git a/lib/libuv/ext/ext.rb b/lib/libuv/ext/ext.rb
index 350eea6..f8d1b76 100644
--- a/lib/libuv/ext/ext.rb
+++ b/lib/libuv/ext/ext.rb
@@ -26,7 +26,7 @@ def self.malloc(bytes)
         def self.free(pointer)
             ::Libuv::Ext::LIBC.free(pointer)
         end
-        
+
 
         def self.path_to_internal_libuv
             @path_to_internal_libuv ||= ::File.expand_path("../../../../ext/libuv/lib/libuv.#{FFI::Platform::LIBSUFFIX}", __FILE__)
@@ -49,22 +49,25 @@ def self.path_to_internal_libuv
                 # Using home/user/lib is the best we can do on OSX
                 # Primarily a dev platform so that is OK
                 paths.unshift "#{ENV['HOME']}/lib"
-            elsif FFI::Platform.windows?
-                module Kernel32
-                    extend FFI::Library
-                    ffi_lib 'Kernel32'
-
-                    attach_function :add_dll_dir, :AddDllDirectory, 
-                        [ :buffer_in ], :pointer
+                LIBUV_PATHS = paths.map{|path| "#{path}/libuv.1.#{FFI::Platform::LIBSUFFIX}"}
+            else
+                LIBUV_PATHS = paths.map{|path| "#{path}/libuv.#{FFI::Platform::LIBSUFFIX}"}
+                if FFI::Platform.windows?
+                    module Kernel32
+                        extend FFI::Library
+                        ffi_lib 'Kernel32'
+
+                        attach_function :add_dll_dir, :AddDllDirectory,
+                            [ :buffer_in ], :pointer
+                    end
+                    # This ensures that externally loaded libraries like the libcouchbase gem
+                    # will always use the same binary image and not load a second into memory
+                    Kernel32.add_dll_dir "#{lib_path}\0".encode("UTF-16LE")
+                else # UNIX
+                    # TODO:: ??
                 end
-                # This ensures that externally loaded libraries like the libcouchbase gem
-                # will always use the same binary image and not load a second into memory
-                Kernel32.add_dll_dir "#{lib_path}\0".encode("UTF-16LE")
-            else # UNIX
-                # TODO:: ??
             end
 
-            LIBUV_PATHS = paths.map{|path| "#{path}/libuv.#{FFI::Platform::LIBSUFFIX}"}
             libuv = ffi_lib(LIBUV_PATHS + %w{libuv}).first
         rescue LoadError
             warn <<-WARNING
diff --git a/lib/libuv/ext/tasks/mac.rb b/lib/libuv/ext/tasks/mac.rb
index ceda755..cf704c0 100644
--- a/lib/libuv/ext/tasks/mac.rb
+++ b/lib/libuv/ext/tasks/mac.rb
@@ -18,7 +18,7 @@
     FileUtils.cp("ext/libuv/.libs/libuv.1.#{FFI::Platform::LIBSUFFIX}", "ext/libuv/lib/libuv.#{FFI::Platform::LIBSUFFIX}")
 
     # Primrary load location - falls back to above if not available
-    FileUtils.cp("ext/libuv/.libs/libuv.1.#{FFI::Platform::LIBSUFFIX}", "#{user_lib}/libuv.#{FFI::Platform::LIBSUFFIX}")
+    FileUtils.cp("ext/libuv/.libs/libuv.1.#{FFI::Platform::LIBSUFFIX}", "#{user_lib}/libuv.1.#{FFI::Platform::LIBSUFFIX}")
 end
 
 CLOBBER.include("ext/libuv/.libs/libuv.1.#{FFI::Platform::LIBSUFFIX}")
diff --git a/lib/libuv/reactor.rb b/lib/libuv/reactor.rb
index 55f412d..f6efec6 100644
--- a/lib/libuv/reactor.rb
+++ b/lib/libuv/reactor.rb
@@ -110,6 +110,7 @@ def initialize(pointer) # :notnew:
 
 
         def stop_cb
+            return unless @reactor_running
             Thread.current.thread_variable_set(:reactor, nil)
             @reactor_running = false
 
@@ -541,6 +542,7 @@ def log(error, msg = nil, trace = nil)
 
         # Closes handles opened by the reactor class and completes the current reactor iteration (thread safe)
         def stop
+            return unless @reactor_running
             @stop_reactor.call
         end
 
diff --git a/lib/libuv/version.rb b/lib/libuv/version.rb
index e567107..05e9fa2 100644
--- a/lib/libuv/version.rb
+++ b/lib/libuv/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Libuv
-    VERSION = '4.0.4'
+    VERSION = '4.1.0'
 end