diff --git a/src/sinks/wincolor_sink.cpp b/src/sinks/wincolor_sink.cpp
index 663c58ce..a6b0ab3f 100644
--- a/src/sinks/wincolor_sink.cpp
+++ b/src/sinks/wincolor_sink.cpp
@@ -4,11 +4,10 @@
 // clang-format off
 #include "spdlog/details/windows_include.h"
 #include <wincon.h>
+
 // clang-format on
-#include <mutex>
 #include "spdlog/sinks/wincolor_sink.h"
 #include "spdlog/common.h"
-#include "spdlog/details/null_mutex.h"
 
 namespace spdlog {
 namespace sinks {
@@ -121,29 +120,30 @@ void wincolor_sink<Mutex>::write_to_file_(const memory_buf_t &formatted) {
     (void)(ignored);
 }
 
-// template instantiations
-template class SPDLOG_API wincolor_stdout_sink<std::mutex>;
-template class SPDLOG_API wincolor_stdout_sink<details::null_mutex>;
-
-
-// spdlog::sinks::wincolor_stderr_sink<struct spdlog::details::null_mutex>::wincolor_stderr_sink<struct spdlog::details::null_mutex>(enum spdlog::color_mode)"
-template<> class SPDLOG_API
-wincolor_stdout_sink<std::mutex>::wincolor_stdout_sink(color_mode mode)
-    : wincolor_sink<std::mutex>(::GetStdHandle(STD_OUTPUT_HANDLE), mode) {}
-
-
-template<> class SPDLOG_API
-wincolor_stdout_sink<details::null_mutex>::wincolor_stdout_sink(color_mode mode)
-    : wincolor_sink<details::null_mutex>(::GetStdHandle(STD_OUTPUT_HANDLE), mode) {}
+// wincolor_stdout_sink
+template <typename Mutex>
+wincolor_stdout_sink<Mutex>::wincolor_stdout_sink(color_mode mode)
+    : wincolor_sink<Mutex>(::GetStdHandle(STD_OUTPUT_HANDLE), mode) {}
 
 // wincolor_stderr_sink
-template<> class SPDLOG_API
-wincolor_stderr_sink<std::mutex>::wincolor_stderr_sink(color_mode mode)
-    : wincolor_sink<std::mutex>(::GetStdHandle(STD_ERROR_HANDLE), mode) {}
+template <typename Mutex>
+wincolor_stderr_sink<Mutex>::wincolor_stderr_sink(color_mode mode)
+    : wincolor_sink<Mutex>(::GetStdHandle(STD_ERROR_HANDLE), mode) {}
 
-template<> class SPDLOG_API
-wincolor_stderr_sink<details::null_mutex>::wincolor_stderr_sink(color_mode mode)
-    : wincolor_sink<details::null_mutex>(::GetStdHandle(STD_ERROR_HANDLE), mode) {}
 
 }  // namespace sinks
 }  // namespace spdlog
+
+
+#include <mutex>
+#include "spdlog/details/null_mutex.h"
+
+// template instantiations
+template class SPDLOG_API spdlog::sinks::wincolor_sink<std::mutex>;
+template class SPDLOG_API spdlog::sinks::wincolor_sink<spdlog::details::null_mutex>;
+
+template class SPDLOG_API spdlog::sinks::wincolor_stdout_sink<std::mutex>;
+template class SPDLOG_API spdlog::sinks::wincolor_stdout_sink<spdlog::details::null_mutex>;
+
+template class SPDLOG_API spdlog::sinks::wincolor_stderr_sink<std::mutex>;
+template class SPDLOG_API spdlog::sinks::wincolor_stderr_sink<spdlog::details::null_mutex>;