diff --git a/xCAT-test/autotest/testcase/go_xcat/case3 b/xCAT-test/autotest/testcase/go_xcat/case3
index 7b6afd7bd..850c1bd3b 100644
--- a/xCAT-test/autotest/testcase/go_xcat/case3
+++ b/xCAT-test/autotest/testcase/go_xcat/case3
@@ -25,6 +25,9 @@ cmd:if xdsh $$CN "grep \"Red Hat\" /etc/*release >/dev/null"; then xdsh $$CN "yu
 #Install additional packages on Ubuntu
 cmd:if xdsh $$CN "grep \"Ubuntu\" /etc/*release >/dev/null"; then xdsh $$CN "DEBIAN_FRONTEND=noninteractive apt-get install -y gnupg"; fi
 
+#Replace sources.list file on Ubuntu
+cmd:if grep Ubuntu /etc/*release;then code=`lsb_release -sc` && xdsh $$CN "scp -r $$MN:/opt/xcat/share/xcat/tools/autotest/testcase/go_xcat/$code-__GETNODEATTR($$CN,arch)__.sources.list /etc/apt/sources.list"; fi
+
 #Install devel version of xCAT
 cmd:xdsh $$CN "cd /; ./go-xcat --xcat-version=devel -y install"
 check:rc==0
@@ -64,6 +67,9 @@ cmd:if xdsh $$CN "grep \"Red Hat\" /etc/*release >/dev/null"; then xdsh $$CN "yu
 #Install additional packages on Ubuntu
 cmd:if xdsh $$CN "grep \"Ubuntu\" /etc/*release >/dev/null"; then xdsh $$CN "DEBIAN_FRONTEND=noninteractive apt-get install -y gnupg"; fi
 
+#Replace sources.list file on Ubuntu
+cmd:if grep Ubuntu /etc/*release;then code=`lsb_release -sc` && xdsh $$CN "scp -r $$MN:/opt/xcat/share/xcat/tools/autotest/testcase/go_xcat/$code-__GETNODEATTR($$CN,arch)__.sources.list /etc/apt/sources.list"; fi
+
 #Install GA version of xCAT
 cmd:xdsh $$CN "cd /; ./go-xcat -y install"
 check:rc==0
@@ -103,6 +109,9 @@ cmd:if xdsh $$CN "grep \"Red Hat\" /etc/*release >/dev/null"; then xdsh $$CN "yu
 #Install additional packages on Ubuntu
 cmd:if xdsh $$CN "grep \"Ubuntu\" /etc/*release >/dev/null"; then xdsh $$CN "DEBIAN_FRONTEND=noninteractive apt-get install -y gnupg"; fi
 
+#Replace sources.list file on Ubuntu
+cmd:if grep Ubuntu /etc/*release;then code=`lsb_release -sc` && xdsh $$CN "scp -r $$MN:/opt/xcat/share/xcat/tools/autotest/testcase/go_xcat/$code-__GETNODEATTR($$CN,arch)__.sources.list /etc/apt/sources.list"; fi
+
 #Install GA version of xCAT
 cmd:xdsh $$CN "cd /; ./go-xcat -y install"
 check:rc==0
@@ -152,6 +161,9 @@ cmd:if xdsh $$CN "grep \"Red Hat\" /etc/*release >/dev/null"; then xdsh $$CN "yu
 #Install additional packages on Ubuntu
 cmd:if xdsh $$CN "grep \"Ubuntu\" /etc/*release >/dev/null"; then xdsh $$CN "DEBIAN_FRONTEND=noninteractive apt-get install -y gnupg"; fi
 
+#Replace sources.list file on Ubuntu
+cmd:if grep Ubuntu /etc/*release;then code=`lsb_release -sc` && xdsh $$CN "scp -r $$MN:/opt/xcat/share/xcat/tools/autotest/testcase/go_xcat/$code-__GETNODEATTR($$CN,arch)__.sources.list /etc/apt/sources.list"; fi
+
 #Install GA version of xCAT
 cmd:xdsh $$CN "cd /; ./go-xcat -y install"
 check:rc==0