diff --git a/src/lib/Config.h.in b/src/lib/Config.h.in
index 7ed0acf0d..a218f6390 100644
--- a/src/lib/Config.h.in
+++ b/src/lib/Config.h.in
@@ -28,9 +28,6 @@
 /* Define to 1 if you have the <sys/socket.h> header file. */
 #cmakedefine HAVE_SYS_SOCKET_H @HAVE_SYS_SOCKET_H@
 
-/* Define to 1 if you have the <sys/types.h> header file. */
-#cmakedefine HAVE_SYS_TYPES_H @HAVE_SYS_TYPES_H@
-
 /* Define to 1 if you have the <X11/extensions/Xrandr.h> header file. */
 #cmakedefine HAVE_X11_EXTENSIONS_XRANDR_H @HAVE_X11_EXTENSIONS_XRANDR_H@
 
diff --git a/src/lib/arch/unix/ArchNetworkBSD.h b/src/lib/arch/unix/ArchNetworkBSD.h
index d3378fdef..ec16c73b0 100644
--- a/src/lib/arch/unix/ArchNetworkBSD.h
+++ b/src/lib/arch/unix/ArchNetworkBSD.h
@@ -12,10 +12,6 @@
 
 #include <memory>
 
-#if HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-
 #if HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
 #else