diff --git a/tests/dbtests/dbtests.sh b/tests/dbtests/dbtests.sh

--- a/tests/dbtests/dbtests.sh

+++ b/tests/dbtests/dbtests.sh

@@ -165,28 +165,28 @@ dbtest_main()

     # opens immediately see the files are readonly.  As a

     # workaround we open the files once first.  (Bug 185074)

     if [ "${OS_ARCH}" = "Darwin" ]; then

         cat $RONLY_DIR/* > /dev/null

     fi

     # skipping the next two tests when user is root,

     # otherwise they would fail due to rooty powers

-    if [ $UID -ne 0 ]; then

+    if [[ $UID -ne 0 ]]; then

       ${BINDIR}/dbtest -d $RONLY_DIR

     ret=$?

     if [ $ret -ne 46 ]; then

       html_failed "Dbtest r/w succeeded in a readonly directory $ret"

     else

       html_passed "Dbtest r/w didn't work in an readonly dir $ret" 

     fi

     else

       html_passed "Skipping Dbtest r/w in a readonly dir because user is root"

     fi

-    if [ $UID -ne 0 ]; then

+    if [[ $UID -ne 0 ]]; then

       ${BINDIR}/certutil -D -n "TestUser" -d .

     ret=$?

     if [ $ret -ne 255 ]; then

       html_failed "Certutil succeeded in deleting a cert in a readonly directory $ret"

     else

       html_passed "Certutil didn't work in an readonly dir $ret"

     fi

     else