diff --git a/Dockerfile b/Dockerfile
index ac387c2..d620659 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,8 +3,8 @@ FROM alpine:3 AS build
 ARG VERSION="1.21.6"
 ARG CHECKSUM="66dc7081488811e9f925719e34d1b4504c2801c81dee2920e5452a86b11405ae"
 
-ARG OPENSSL_VERSION="1.1.1n"
-ARG OPENSSL_CHECKSUM="40dceb51a4f6a5275bde0e6bf20ef4b91bfc32ed57c0552e2e8e15463372b17a"
+ARG OPENSSL_VERSION="1.1.1o"
+ARG OPENSSL_CHECKSUM="9384a2b0570dd80358841464677115df785edb941c71211f75076d72fe6b438f"
 
 ARG ZLIB_VERSION="1.2.12"
 ARG ZLIB_CHECKSUM="91844808532e5ce316b3c010929493c0244f3d37593afd6de04f71821d5136d9"