diff --git a/build-alpine.jenkins b/build-alpine.jenkins
index 086a420..befb371 100644
--- a/build-alpine.jenkins
+++ b/build-alpine.jenkins
@@ -40,14 +40,14 @@ LABEL org.opencontainers.image.title="alpine"
 
 COPY test-chamber-13.lan.root.crt /usr/local/share/ca-certificates/
 
-RUN cat /usr/local/share/ca-certificates/test-chamber-13.lan.root.crt >> /etc/ssl/certs/ca-certificates.crt && \\
-    sed -i 's/dl-cdn.alpinelinux.org/nexus.c.test-chamber-13.lan\\/repository/g' /etc/apk/repositories && \\
+RUN set -eux && \\
     apk add --no-cache --virtual=.packagecache ca-certificates && \\
     update-ca-certificates --fresh && \\
     apk del .packagecache && \\
+    sed -i 's/dl-cdn.alpinelinux.org/nexus.c.test-chamber-13.lan\\/repository/g' /etc/apk/repositories && \\
     apk --no-cache upgrade
 """
-                    writeFile(file: workspace + "/test-chamber-13.lan.root.crt", text: functions.getRetiredRootCA())
+                    writeFile(file: workspace + "/test-chamber-13.lan.root.crt", text: functions.getCurrentRootCA())
                 }
             }
         }