diff --git a/.version b/.version
index 06dd613..25085eb 100644
--- a/.version
+++ b/.version
@@ -1 +1 @@
-1.1.1m-1
+1.1.1o-0
diff --git a/README.md b/README.md
index 242e064..e8e46b8 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 ![macOS Catalyst support](https://img.shields.io/badge/macOS%20Catalyst-10.14+-blue.svg)
 ![watchOS support](https://img.shields.io/badge/watchOS-4.0+-blue.svg)
 ![tvOS support](https://img.shields.io/badge/tvOS-12+-blue.svg)
-![OpenSSL version](https://img.shields.io/badge/OpenSSL-1.1.1m-green.svg)
+![OpenSSL version](https://img.shields.io/badge/OpenSSL-1.1.1o-green.svg)
 [![license](https://img.shields.io/badge/license-Apache%202.0-lightgrey.svg)](LICENSE)
 
 This is a fork of the popular work by [Felix Schulze](https://github.com/x2on), that is a set of scripts for using self-compiled builds of the OpenSSL library on the iPhone and the Apple TV.
@@ -14,16 +14,16 @@ However, this repository focuses more on framework-based setups and also adds ma
 
 # Compile library
 
-Compile OpenSSL 1.1.1m for all targets:
+Compile OpenSSL 1.1.1o for all targets:
 
 ```
-./build-libssl.sh --version=1.1.1m
+./build-libssl.sh --version=1.1.1o
 ```
 
-Compile OpenSSL 1.1.1m for specific targets:
+Compile OpenSSL 1.1.1o for specific targets:
 
 ```
-./build-libssl.sh --version=1.1.1m --targets="ios64-cross-arm64 macos64-x86_64 macos64-arm64"
+./build-libssl.sh --version=1.1.1o --targets="ios64-cross-arm64 macos64-x86_64 macos64-arm64"
 ```
 
 For all options see:
diff --git a/build-libssl.sh b/build-libssl.sh
index e0f4b7f..9f90d99 100755
--- a/build-libssl.sh
+++ b/build-libssl.sh
@@ -25,7 +25,7 @@ set -u
 # SCRIPT DEFAULTS
 
 # Default version in case no version is specified
-DEFAULTVERSION="1.1.1m"
+DEFAULTVERSION="1.1.1o"
 
 # Default (=full) set of targets (OpenSSL >= 1.1.1) to build
 DEFAULTTARGETS=`cat <<TARGETS