diff --git a/cobol.dockerfile b/cobol.dockerfile
index 5cf9c60..366c219 100644
--- a/cobol.dockerfile
+++ b/cobol.dockerfile
@@ -1,4 +1,5 @@
 FROM git.harryesses.com/harryesses/base:latest
 USER root
-RUN apt-get install gnucobol -y --fix-missing
+RUN apt update -y && apt upgrade -y
+RUN apt install gnucobol -y --fix-missing
 USER coder
\ No newline at end of file