diff --git a/misc/GNUmakefile b/misc/GNUmakefile
index 067dd7481..dca0e2637 100644
--- a/misc/GNUmakefile
+++ b/misc/GNUmakefile
@@ -6,8 +6,8 @@ TEMP =		tmp
 
 CC =		cl
 OBJS =		objs.msvc8
-OPENSSL =	openssl-3.0.11
-ZLIB =		zlib-1.3
+OPENSSL =	openssl-3.0.13
+ZLIB =		zlib-1.3.1
 PCRE =		pcre2-10.39