diff --git a/Dockerfile b/Dockerfile
index b164bb0..bf8cd35 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,13 +15,13 @@ RUN curl -fL https://github.com/coursier/coursier/releases/latest/download/cs-x8
 
 # install opensourcecobol4j
 RUN cd /root &&\
-    curl -L -o opensourcecobol4j-v1.1.7.tar.gz https://github.com/opensourcecobol/opensourcecobol4j/archive/refs/tags/v1.1.7.tar.gz &&\
-    tar zxvf opensourcecobol4j-v1.1.7.tar.gz &&\
-    cd opensourcecobol4j-1.1.7 &&\
+    curl -L -o opensourcecobol4j-v1.1.8.tar.gz https://github.com/opensourcecobol/opensourcecobol4j/archive/refs/tags/v1.1.8.tar.gz &&\
+    tar zxvf opensourcecobol4j-v1.1.8.tar.gz &&\
+    cd opensourcecobol4j-1.1.8 &&\
     ./configure --prefix=/usr/ &&\
     make &&\
     make install &&\
-    rm /root/opensourcecobol4j-v1.1.7.tar.gz
+    rm /root/opensourcecobol4j-v1.1.8.tar.gz
 
 # Install Open COBOL ESQL 4J
 ENV PATH="$PATH:/root/.local/share/coursier/bin"
diff --git a/README.md b/README.md
index ce5fbdf..7ac745e 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 Versions :
 
 - OS: Ubuntu
-- opensource COBOL 4J: v1.1.7
+- opensource COBOL 4J: v1.1.8
 - Open COBOL ESQL 4J: v1.1.1
 
 In order to "Hello World" program, run the following commands in the docker container
diff --git a/utf8.Dockerfile b/utf8.Dockerfile
index ea3a280..9e426ab 100644
--- a/utf8.Dockerfile
+++ b/utf8.Dockerfile
@@ -15,14 +15,14 @@ RUN curl -fL https://github.com/coursier/coursier/releases/latest/download/cs-x8
 
 # install opensourcecobol4j
 RUN cd /root &&\
-    curl -L -o opensourcecobol4j-v1.1.7.tar.gz https://github.com/opensourcecobol/opensourcecobol4j/archive/refs/tags/v1.1.7.tar.gz &&\
-    tar zxvf opensourcecobol4j-v1.1.7.tar.gz &&\
-    cd opensourcecobol4j-1.1.7 &&\
+    curl -L -o opensourcecobol4j-v1.1.8.tar.gz https://github.com/opensourcecobol/opensourcecobol4j/archive/refs/tags/v1.1.8.tar.gz &&\
+    tar zxvf opensourcecobol4j-v1.1.8.tar.gz &&\
+    cd opensourcecobol4j-1.1.8 &&\
     ./configure --prefix=/usr/ --enable-utf8 &&\
     touch cobj/*.m4 &&\
     make &&\
     make install &&\
-    rm /root/opensourcecobol4j-v1.1.7.tar.gz
+    rm /root/opensourcecobol4j-v1.1.8.tar.gz
 
 # add sample programs
 ADD cobol_sample /root/cobol_sample