diff --git a/spec/daemon_logger_spec.rb b/spec/daemon_logger_spec.rb
index 0bb19f6..aebf6b1 100644
--- a/spec/daemon_logger_spec.rb
+++ b/spec/daemon_logger_spec.rb
@@ -150,7 +150,7 @@
   end
 
   it 'inter-process locking on rotation' do
-    pending "fork is not implemented in Windows" if ServerEngine.windows?
+    skip "fork is not implemented in Windows" if ServerEngine.windows?
 
     log = DaemonLogger.new("tmp/se4.log", level: 'trace', log_rotate_age: 3, log_rotate_size: 10)
     r, w = IO.pipe
@@ -175,7 +175,7 @@
   end
 
   it 'reopen log when path is renamed' do
-    pending "rename isn't supported on windows" if ServerEngine.windows?
+    skip "rename isn't supported on windows" if ServerEngine.windows?
 
     log = DaemonLogger.new("tmp/rotate.log", { level: 'info', log_rotate_age: 0  })
 
diff --git a/spec/daemon_spec.rb b/spec/daemon_spec.rb
index 89f142e..33cb8b4 100644
--- a/spec/daemon_spec.rb
+++ b/spec/daemon_spec.rb
@@ -11,7 +11,7 @@
   end
 
   it 'run and graceful stop by signal' do
-    pending "not supported signal base commands on Windows" if ServerEngine.windows?
+    skip "not supported signal base commands on Windows" if ServerEngine.windows?
 
     dm = Daemon.new(TestServer, TestWorker, daemonize: true, pid_path: "tmp/pid", command_sender: "signal")
     dm.main
@@ -33,7 +33,7 @@
   end
 
   it 'signals' do
-    pending "not supported signal base commands on Windows" if ServerEngine.windows?
+    skip "not supported signal base commands on Windows" if ServerEngine.windows?
     dm = Daemon.new(TestServer, TestWorker, daemonize: true, pid_path: "tmp/pid", command_sender: "signal")
     dm.main
 
@@ -112,7 +112,7 @@
   end
 
   it 'exits with status 0 when it was stopped normally' do
-    pending "worker type process(fork) cannot be used in Windows" if ServerEngine.windows?
+    skip "worker type process(fork) cannot be used in Windows" if ServerEngine.windows?
     dm = Daemon.new(
       TestServer,
       TestWorker,
@@ -135,7 +135,7 @@
   end
 
   it 'exits with status of workers if worker exits with status specified in unrecoverable_exit_codes, without supervisor' do
-    pending "worker type process(fork) cannot be used in Windows" if ServerEngine.windows?
+    skip "worker type process(fork) cannot be used in Windows" if ServerEngine.windows?
 
     dm = Daemon.new(
       TestServer,
@@ -159,7 +159,7 @@
   end
 
   it 'exits with status of workers if worker exits with status specified in unrecoverable_exit_codes, with supervisor' do
-    pending "worker type process(fork) cannot be used in Windows" if ServerEngine.windows?
+    skip "worker type process(fork) cannot be used in Windows" if ServerEngine.windows?
 
     dm = Daemon.new(
       TestServer,
diff --git a/spec/multi_process_server_spec.rb b/spec/multi_process_server_spec.rb
index 0fe398b..ca7be44 100644
--- a/spec/multi_process_server_spec.rb
+++ b/spec/multi_process_server_spec.rb
@@ -17,7 +17,7 @@
     end
 
     it 'scale up' do
-      pending "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
+      skip "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
 
       config = {
         workers: 2,
@@ -50,7 +50,7 @@
     end
 
     it 'scale down' do
-      pending "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
+      skip "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
 
       config = {
         workers: 2,
@@ -98,7 +98,7 @@
     end
 
     it 'raises SystemExit when all workers exit with specified code by unrecoverable_exit_codes' do
-      pending "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
+      skip "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
 
       config = {
         workers: 4,
@@ -127,7 +127,7 @@
     end
 
     it 'raises SystemExit immediately when a worker exits if stop_immediately_at_unrecoverable_exit specified' do
-      pending "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
+      skip "Windows environment does not support fork" if ServerEngine.windows? && impl_class == ServerEngine::MultiProcessServer
 
       config = {
         workers: 4,
@@ -172,7 +172,7 @@
   end
 
   it 'stop' do
-    pending "Windows environment does not support fork" if ServerEngine.windows?
+    skip "Windows environment does not support fork" if ServerEngine.windows?
 
     config = {
       workers: 1,
@@ -197,7 +197,7 @@
   end
 
   it 'non zero exit status' do
-    pending "Windows environment does not support fork" if ServerEngine.windows?
+    skip "Windows environment does not support fork" if ServerEngine.windows?
 
     config = {
       workers: 1,
@@ -232,7 +232,7 @@ def initialize
   end
 
   it 'zero exit status' do
-    pending "Windows environment does not support fork" if ServerEngine.windows?
+    skip "Windows environment does not support fork" if ServerEngine.windows?
 
     config = {
       workers: 1,
diff --git a/spec/supervisor_spec.rb b/spec/supervisor_spec.rb
index 3071999..d0f2bb0 100644
--- a/spec/supervisor_spec.rb
+++ b/spec/supervisor_spec.rb
@@ -90,7 +90,7 @@ def start_daemon(**config)
     context "when using #{sender} as command_sender" do
 
       it 'start and graceful stop' do
-        pending 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
+        skip 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
 
         sv, t = start_supervisor(command_sender: sender)
 
@@ -113,7 +113,7 @@ def start_daemon(**config)
       end
 
       it 'immediate stop' do
-        pending 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
+        skip 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
 
         sv, t = start_supervisor(command_sender: sender)
 
@@ -131,7 +131,7 @@ def start_daemon(**config)
       end
 
       it 'graceful restart' do
-        pending 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
+        skip 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
 
         sv, t = start_supervisor(command_sender: sender)
 
@@ -155,7 +155,7 @@ def start_daemon(**config)
       end
 
       it 'immediate restart' do
-        pending 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
+        skip 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
 
         sv, t = start_supervisor(command_sender: sender)
 
@@ -179,7 +179,7 @@ def start_daemon(**config)
       end
 
       it 'reload' do
-        pending 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
+        skip 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
 
         sv, t = start_supervisor(command_sender: sender)
 
@@ -200,7 +200,7 @@ def start_daemon(**config)
       # TODO detach
 
       it 'auto restart in limited ratio' do
-        pending 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
+        skip 'not supported on Windows' if ServerEngine.windows? && sender == 'signal'
 
         RR.stub(ServerEngine).dump_uncaught_error