diff --git a/crypto/bio/bss_log.c b/crypto/bio/bss_log.c
index 53ad7aa88..db82e757e 100644
--- a/crypto/bio/bss_log.c
+++ b/crypto/bio/bss_log.c
@@ -68,7 +68,7 @@
 
 #ifndef WIN32
 #ifdef __ultrix
-#include <sys/sylog.h>
+#include <sys/syslog.h>
 #else
 #include <syslog.h>
 #endif