diff --git a/cxx-amd64-fedora-40/Dockerfile b/cxx-amd64-fedora-40/Dockerfile
index f7ec2ab..297f309 100644
--- a/cxx-amd64-fedora-40/Dockerfile
+++ b/cxx-amd64-fedora-40/Dockerfile
@@ -2,7 +2,7 @@ FROM fedora:40
 
 RUN true \
   && dnf -y update \
-  && dnf -y install wget curl g++ openssl git make nodejs \
+  && dnf -y install wget curl g++ openssl git make nodejs xxd \
   && dnf -y install glibc-static libstdc++-static \
   && dnf clean all