diff --git a/scripts/build/ci/cirrus-ci_dispatcher.sh b/scripts/build/ci/cirrus-ci_dispatcher.sh
index 428e747e1..0208b3dda 100755
--- a/scripts/build/ci/cirrus-ci_dispatcher.sh
+++ b/scripts/build/ci/cirrus-ci_dispatcher.sh
@@ -81,6 +81,9 @@ for pkg in $EXCLUDED_PACKAGES; do
 done
 unset pkg
 
+## Remove trailing spaces.
+PACKAGE_NAMES=$(sed 's/[[:blank:]]*$//' <<< "$PACKAGE_NAMES")
+
 set -e
 
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