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-rw-r--r--program/lib/Roundcube/rcube_washtml.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/program/lib/Roundcube/rcube_washtml.php b/program/lib/Roundcube/rcube_washtml.php
index 5a5b3dc55..51f7930aa 100644
--- a/program/lib/Roundcube/rcube_washtml.php
+++ b/program/lib/Roundcube/rcube_washtml.php
@@ -184,7 +184,7 @@ class rcube_washtml
'|rgb\(\s*[0-9]+\s*,\s*[0-9]+\s*,\s*[0-9]+\s*\)'.
'|-?[0-9.]+\s*(em|ex|px|cm|mm|in|pt|pc|deg|rad|grad|ms|s|hz|khz|%)?'.
'|#[0-9a-f]{3,6}'.
- '|[a-z0-9", -]+'.
+ '|[a-z0-9"\', -]+'.
')\s*/i', $str, $match)
) {
if ($match[2]) {