diff --git a/misc/GNUmakefile b/misc/GNUmakefile
index 0391a3155..2a34ae553 100644
--- a/misc/GNUmakefile
+++ b/misc/GNUmakefile
@@ -6,7 +6,7 @@ TEMP =		tmp
 
 CC =		cl
 OBJS =		objs.msvc8
-OPENSSL =	openssl-1.1.1b
+OPENSSL =	openssl-1.1.1c
 ZLIB =		zlib-1.2.11
 PCRE =		pcre-8.43