diff --git a/testsuite/expect/test15.13 b/testsuite/expect/test15.13
index 4bf9dbfa10bd61d97997ad9cfd6181f23a800a4c..4ab08469c7b6823a7a5d466e5f8e17b9799eade0 100755
--- a/testsuite/expect/test15.13
+++ b/testsuite/expect/test15.13
@@ -83,6 +83,11 @@ expect {
 			incr matches
 			exp_continue
 		}
+		if {[string compare $expect_out(1,string) "TASKS_PER_NODE"]
+		    == 0} {
+			incr matches
+			exp_continue
+		}
 		exp_continue
 	}
 	timeout {
@@ -99,8 +104,8 @@ expect {
 		wait
 	}
 }
-if {$matches != 7} {
-	send_user "\nFAILURE: Not all SLURM environment variables set ($matches of 7)\n"
+if {$matches != 8} {
+	send_user "\nFAILURE: Not all SLURM environment variables set ($matches of 8)\n"
 	set exit_code 1
 }