diff --git a/.dev-tools/beta-test-blocker-false-positives.sh b/.dev-tools/beta-test-blocker-false-positives.sh
index 33310a145..303b27835 100755
--- a/.dev-tools/beta-test-blocker-false-positives.sh
+++ b/.dev-tools/beta-test-blocker-false-positives.sh
@@ -152,7 +152,7 @@ REFtest_mustmatch () {
 for mustmatch in "${REFmustmatch[@]}"
 do
    if
-   curl -A "${mustmatch}" http://localhost:9000 2>&1 | grep -i '(52)'; then
+   curl -I http://localhost:9000 -e "${mustmatch}"  2>&1 | grep -i '(52)'; then
    echo "${bold}${green}PASSED - ${red}${mustmatch} was ${bold}${red}BLOCKED"
    else
    echo "${bold}${red}FAILED - ${red}${mustmatch} was ${bold}${red}NOT BLOCKED"
@@ -165,7 +165,7 @@ REFtest_mustnotmatch () {
 for mustnotmatch in "${REFmustnotmatch[@]}"
 do
    if
-   curl -A "${mustnotmatch}" http://localhost:9000 2>&1 | grep -i '(52)'; then
+   curl -I http://localhost:9000 -e "${mustnotmatch}" 2>&1 | grep -i '(52)'; then
    echo "${bold}${red}FAILED (FALSE POSITIVE DETECTED) - ${bold}${red}${mustnotmatch}"
    #exit 1
    else