diff --git a/CMakeLists.txt b/CMakeLists.txt
index 91d7c98a2..289a350cd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -54,7 +54,7 @@ if(NOT "$ENV{SANITIZER}" STREQUAL "memory")
     # Install openssl
     #
     # renovate: datasource=github-tags depName=openssl/openssl
-    set(OPENSSL_VERSION 3.6.2)
+    set(OPENSSL_VERSION 4.0.0)
     set(OPENSSL_URL
         https://github.com/openssl/openssl/releases/download/openssl-${OPENSSL_VERSION}/openssl-${OPENSSL_VERSION}.tar.gz)
     set(OPENSSL_INSTALL_DIR ${CMAKE_BINARY_DIR}/openssl-install)