diff --git a/examples/coverpage/Dockerfile b/examples/coverpage/Dockerfile
index 976a6d9..80428ce 100644
--- a/examples/coverpage/Dockerfile
+++ b/examples/coverpage/Dockerfile
@@ -5,6 +5,8 @@ FROM pandoc/latex:3.2.0 AS pandoc
 
 RUN apk update && \
     apk add --no-cache \
+      bash==5.2.21-r0 \
+      curl==8.5.0-r0 \
       ghostscript==10.03.1-r0 \
       jq==1.7.1-r0