diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 3f08375848e..37bd536e5f1 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2013-11-19  Yao Qi  <yao@codesourcery.com>
+
+	* lib/mi-support.exp (mi_child_regexp): Remove unnecessary '\'.
+
 2013-11-19  Yao Qi  <yao@codesourcery.com>
 
 	* lib/mi-support.exp: Fix format.
diff --git a/gdb/testsuite/lib/mi-support.exp b/gdb/testsuite/lib/mi-support.exp
index 4438da8fbca..7f34c9b06a9 100644
--- a/gdb/testsuite/lib/mi-support.exp
+++ b/gdb/testsuite/lib/mi-support.exp
@@ -1414,12 +1414,12 @@ proc mi_child_regexp {children add_child} {
 	    set value [lindex $item 4]
 
 	    lappend children_exp\
-		"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",value=\"$value\",type=\"$type\"\(,thread-id=\"\[0-9\]+\")?}"
+		"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",value=\"$value\",type=\"$type\"(,thread-id=\"\[0-9\]+\")?}"
 	} elseif {[llength $item] == 4} {
 	    set type [lindex $item 3]
 
 	    lappend children_exp\
-		"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",type=\"$type\"\(,thread-id=\"\[0-9\]+\")?}"
+		"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",type=\"$type\"(,thread-id=\"\[0-9\]+\")?}"
 	} else {
 	    lappend children_exp\
 		"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\"(,thread-id=\"\[0-9\]+\")?}"