diff --git a/.buildkite/steps/aurhelper.sh b/.buildkite/steps/aurhelper.sh
index 99560429a..274ff7c70 100755
--- a/.buildkite/steps/aurhelper.sh
+++ b/.buildkite/steps/aurhelper.sh
@@ -7,12 +7,12 @@ git clone ssh://aur@aur.archlinux.org/"${PACKAGE}".git
 cd "${PACKAGE}" || exit
 
 if [[ "${PACKAGE}" != "authelia-git" ]]; then
-  sed -i -e "/pkgver=/c pkgver=${BUILDKITE_TAG//v/}" \
-  -e '/pkgrel=/c pkgrel=1' PKGBUILD && \
+  sed -i -e "/^pkgver=/c pkgver=${BUILDKITE_TAG//v/}" \
+  -e '/^pkgrel=/c pkgrel=1' PKGBUILD && \
   docker run --rm -v $PWD:/build authelia/aurpackager bash -c "cd /build && updpkgsums"
 else
-  sed -i -e "/pkgver=/c pkgver=${GITTAG}" \
-  -e '/pkgrel=/c pkgrel=1' PKGBUILD
+  sed -i -e "/^pkgver=/c pkgver=${GITTAG}" \
+  -e '/^pkgrel=/c pkgrel=1' PKGBUILD
 fi
 
 docker run --rm -v $PWD:/build authelia/aurpackager bash -c "cd /build && makepkg --printsrcinfo >| .SRCINFO" && \