diff --git a/test/browser/run-test.sh b/test/browser/run-test.sh
index e1b5fa0..b2cbda8 100644
--- a/test/browser/run-test.sh
+++ b/test/browser/run-test.sh
@@ -23,7 +23,7 @@ mv .git dot-git
 . /run/host/usr/lib/os-release
 export TEST_OS="${ID}-${VERSION_ID/./-}"
 
-if [ "${TEST_OS#centos-}" != "$TEST_OS" ]; then
+if [ "$TEST_OS" = "centos-8" ] || [ "$TEST_OS" = "centos-9" ]; then
     TEST_OS="${TEST_OS}-stream"
 fi