diff --git a/Containerfile.multiarch b/Containerfile.multiarch
index 7592eb1..d973e54 100644
--- a/Containerfile.multiarch
+++ b/Containerfile.multiarch
@@ -40,7 +40,7 @@ ENV FLUX_VERSION="${FLUX_VERSION:-v2.2.3}"
 ENV PIPX_HOME=/opt/pipx
 ENV PIPX_BIN_DIR=/usr/local/bin
 
-RUN apk --update add curl tar make bash python3 pipx findutils git && \
+RUN apk --update add curl tar make bash python3 py3-yaml pipx findutils git && \
     apk --no-cache upgrade libcrypto3 libssl3 && \
     pipx install --include-deps flux-local=="$FLUX_LOCAL_VERSION" && \
     pipx inject flux-local PyYAML && \