diff --git a/src/TLSClient.cpp b/src/TLSClient.cpp
index b34c2c031..ab80c5647 100644
--- a/src/TLSClient.cpp
+++ b/src/TLSClient.cpp
@@ -37,11 +37,7 @@
 #include <string.h>
 #include <sys/socket.h>
 #include <arpa/inet.h>
-#if (defined OPENBSD || defined SOLARIS || defined NETBSD || defined HAIKU)
 #include <errno.h>
-#else
-#include <sys/errno.h>
-#endif
 #include <sys/types.h>
 #include <netdb.h>
 #include <gnutls/x509.h>