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-rw-r--r--interface-definitions/system-proxy.xml.in2
1 files changed, 1 insertions, 1 deletions
diff --git a/interface-definitions/system-proxy.xml.in b/interface-definitions/system-proxy.xml.in
index 791f41f2f..4e1094530 100644
--- a/interface-definitions/system-proxy.xml.in
+++ b/interface-definitions/system-proxy.xml.in
@@ -11,7 +11,7 @@
<properties>
<help>Proxy URL</help>
<constraint>
- <regex>http:\/\/[a-z0-9\.]+$</regex>
+ <regex>http:\/\/[a-z0-9-\.]+$</regex>
</constraint>
</properties>
</leafNode>