Fix README.md

Author: kio-watanabe

README.md

@@ -52,7 +52,7 @@ dnf install -y java-21-amazon-corretto-devel gcc make bison flex automake autoco
 
 ### Install opensource COBOL 4J
 ```
-curl -L -o opensourcecobol4j-v1.1.1.tar.gz https://github.com/opensourcecobol/opensourcecobol4j/archive/refs/tags/v1.1.0.tar.gz
+curl -L -o opensourcecobol4j-v1.1.1.tar.gz https://github.com/opensourcecobol/opensourcecobol4j/archive/refs/tags/v1.1.1.tar.gz
 tar zxvf opensourcecobol4j-v1.1.1.tar.gz
 cd opensourcecobol4j-1.1.1
 ./configure --prefix=/usr/