diff --git a/include/spdlog/details/udp_client.h b/include/spdlog/details/udp_client.h
index ccdf2f0b..7a8ee9cc 100644
--- a/include/spdlog/details/udp_client.h
+++ b/include/spdlog/details/udp_client.h
@@ -14,6 +14,7 @@
 #include <spdlog/details/os.h>
 
 #include <sys/socket.h>
+#include <netinet/in.h>
 #include <arpa/inet.h>
 #include <unistd.h>
 #include <netdb.h>
@@ -90,4 +91,4 @@ public:
     }
 };
 } // namespace details
-} // namespace spdlog
\ No newline at end of file
+} // namespace spdlog