diff --git a/maxscale-system-test/testconnections.cpp b/maxscale-system-test/testconnections.cpp
index 18ff86a32..4182dadf7 100644
--- a/maxscale-system-test/testconnections.cpp
+++ b/maxscale-system-test/testconnections.cpp
@@ -769,7 +769,7 @@ int TestConnections::copy_maxscale_logs(double timestamp)
             maxscales->ssh_node_f(i, true, "chmod a+r -R %s", log_dir_i);
         }
 
-        const char* command = "for i in `find /tmp/ -name 'core*'`; do test -e $i && exit 42; done";
+        const char* command = "ls /tmp/core* && exit 42";
         int rc = maxscales->ssh_node_f(i, true, command);
         assert(rc != 42, "Test should not generate core files");
     }