Prevent socketservertestcase failures when using Maven to build and test
diff --git a/pom.xml b/pom.xml
index 9f9d562..5722ae9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -225,6 +225,7 @@
                     <testFailureIgnore>true</testFailureIgnore>
                     <ctest.skip.tests>${maven.test.skip}</ctest.skip.tests>
                     <config>${cmake.config}</config>
+                    <threadCount>1</threadCount>
                   </configuration>
                 </execution>
               </executions>