diff --git a/Dockerfile b/Dockerfile
index 9b70eb3..36c280e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,7 @@ USER build
 WORKDIR /home/build
 
 # Auto-fetch GPG keys (for checking signatures):
+# hadolint ignore=DL3003
 RUN mkdir .gnupg && \
     touch .gnupg/gpg.conf && \
     echo "keyserver-options auto-key-retrieve" > .gnupg/gpg.conf && \
@@ -23,4 +24,5 @@ COPY run.sh /run.sh
 
 # Build the package
 WORKDIR /pkg
-CMD ["/bin/bash", "/run.sh"]
+CMD ["/run.sh"]
+ENTRYPOINT ["/bin/bash", "--login", "-c"]
diff --git a/run.sh b/run.sh
index 5db8d58..f838643 100755
--- a/run.sh
+++ b/run.sh
@@ -6,6 +6,12 @@ set -e
 cp -r /pkg /tmp/pkg
 cd /tmp/pkg
 
+# Install checkdepends
+# shellcheck disable=1091
+. ./PKGBUILD
+# shellcheck disable=2154
+echo "${checkdepends[@]}" | xargs paru -Sy --noconfirm
+
 # Do the actual building. Paru will fetch all dependencies for us (including
 # AUR dependencies) and then build the package.
 paru -U --noconfirm