diff --git a/xml/pm/in/orders/simple.xml b/xml/pm/in/orders/simple.xml
index 47a5d51d..33a1ae12 100644
--- a/xml/pm/in/orders/simple.xml
+++ b/xml/pm/in/orders/simple.xml
@@ -21,7 +21,7 @@ SOFTWARE.
     <reason>Just for fun</reason>
     <created>2016-12-29T09:03:21.684Z</created>
   </order>
-  <order job="gh:yegor256/pdd#4">
+  <order job="gh:yegor256/pd_d#4">
     <performer>yegor256</performer>
     <reason>@yegor256 (1.00 of -2099):
   0.00=0.00x-100 There are no jobs yet
diff --git a/xsd/pm/scope/types.xsd b/xsd/pm/scope/types.xsd
index 0c32b084..8674ce34 100644
--- a/xsd/pm/scope/types.xsd
+++ b/xsd/pm/scope/types.xsd
@@ -18,7 +18,7 @@ SOFTWARE.
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" version="SNAPSHOT" elementFormDefault="qualified" attributeFormDefault="unqualified">
   <xs:simpleType name="jobID">
     <xs:restriction base="xs:string">
-      <xs:pattern value="none|gh:[A-Z0-9a-z.\-#/]{3,}"/>
+      <xs:pattern value="none|gh:[A-Z0-9a-z_.\-#/]{3,}"/>
     </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="jobTitle">