diff --git a/.github/citools/awk/awk-test b/.github/citools/awk/awk-test
index 1f26a816..4297c7a8 100755
--- a/.github/citools/awk/awk-test
+++ b/.github/citools/awk/awk-test
@@ -24,9 +24,15 @@ for d in ${AWKLIBPATH//:/ }; do
 	printf "\n"
 done
 
+declare lint_default_vars
+if [[ -f .lint_default_vars ]]; then
+	read -r lint_default_vars <.lint_default_vars
+fi
+
 # shellcheck disable=SC2028
-echo Running: gawk --file ./*_test.awk "&&" printf "\n%s\n" "Tests Passed!" "||" printf "\n%s\n" "Tests Failed!"
-if time gawk --file ./*_test.awk; then
+echo Running: gawk "${lint_default_vars}" --file ./*_test.awk "&&" printf "\n%s\n" "Tests Passed!" "||" printf "\n%s\n" "Tests Failed!"
+# shellcheck disable=SC2086
+if time gawk ${lint_default_vars} --file ./*_test.awk; then
 	printf "\n%s\n" "Tests Passed!"
 else
 	((retval++))
diff --git a/awk/update_readmes b/awk/update_readmes
index f7079faf..fdfad310 100755
--- a/awk/update_readmes
+++ b/awk/update_readmes
@@ -78,8 +78,15 @@ EOF
 
 fi
 
+if git grep -q -- '-M'; then
+	printf -- "%s" " -M" >.lint_default_vars
+	git add .lint_default_vars
+else
+	: >.lint_default_vars
+fi
+
 if git grep -q -- '-v '; then
-	git grep -- '-v ' *.bats | head -n 1 | sed -r -e 's/.*(-v [a-z]+[=].+) -f.*/\1/g' >.lint_default_vars
+	git grep -- '-v ' *.bats | head -n 1 | sed -r -e 's/.*(-v [a-z]+[=].+) ?.*/\1/g' | tr -d '\n' >>.lint_default_vars
 	git add .lint_default_vars
 fi