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-rw-r--r--tests/qemu-iotests/common.rc4
1 files changed, 3 insertions, 1 deletions
diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc
index 77c37e8312..65cdba5723 100644
--- a/tests/qemu-iotests/common.rc
+++ b/tests/qemu-iotests/common.rc
@@ -885,7 +885,9 @@ _unsupported_imgopts()
 {
     for bad_opt
     do
-        if echo "$IMGOPTS" | grep -q 2>/dev/null "$bad_opt"
+        # Add a space so tests can match for whitespace that marks the
+        # end of an option (\b or \> are not portable)
+        if echo "$IMGOPTS " | grep -q 2>/dev/null "$bad_opt"
         then
             _notrun "not suitable for image option: $bad_opt"
         fi