diff --git a/include/spdlog/sinks/ansicolor_sink-inl.h b/include/spdlog/sinks/ansicolor_sink-inl.h
index 74b9c3ec..13a0691e 100644
--- a/include/spdlog/sinks/ansicolor_sink-inl.h
+++ b/include/spdlog/sinks/ansicolor_sink-inl.h
@@ -7,6 +7,7 @@
 #include "spdlog/sinks/ansicolor_sink.h"
 #endif
 
+#include "spdlog/details/pattern_formatter.h"
 #include "spdlog/details/os.h"
 
 namespace spdlog {
@@ -132,4 +133,4 @@ SPDLOG_INLINE ansicolor_stderr_sink<ConsoleMutex>::ansicolor_stderr_sink(color_m
 {}
 
 } // namespace sinks
-} // namespace spdlog
\ No newline at end of file
+} // namespace spdlog