diff --git a/Dockerfile b/Dockerfile
index 4bbfea0..00512c4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,8 @@ FROM jenkins/jenkins:2.348
 LABEL org.opencontainers.image.source https://github.com/liatrio/builder-images
 
 COPY plugins.txt /usr/share/jenkins/ref/plugins.txt
+ENV CURL_OPTIONS -sSfL --http1.1
+ENV CURL_CONNECTION_TIMEOUT 60
 RUN /usr/local/bin/install-plugins.sh < /usr/share/jenkins/ref/plugins.txt
 
 ENV PIPELINE_PLUGIN_VERSION 1.0.3