diff --git a/src/test/regress/expected/isolation_progress_monitoring.out b/src/test/regress/expected/isolation_progress_monitoring.out
index 6b8391e3f..eafb0ecb9 100644
--- a/src/test/regress/expected/isolation_progress_monitoring.out
+++ b/src/test/regress/expected/isolation_progress_monitoring.out
@@ -70,21 +70,21 @@ step s3-start-operation:
  SELECT sample_operation(3778, 30, 9);
  <waiting ...>
 step show-progress: 
- SELECT show_progress(1337);
- SELECT show_progress(3778);
+ SELECT step, progress FROM show_progress(1337) ORDER BY 1, 2;
+ SELECT step, progress FROM show_progress(3778) ORDER BY 1, 2;
 
-show_progress
+step|progress
 ---------------------------------------------------------------------
-(0,0)
-(1,0)
-(0,0)
-(1,0)
+   0|       0
+   0|       0
+   1|       0
+   1|       0
 (4 rows)
 
-show_progress
+step|progress
 ---------------------------------------------------------------------
-(0,0)
-(1,0)
+   0|       0
+   1|       0
 (2 rows)
 
 step release-locks-1:
@@ -109,21 +109,21 @@ t
 (1 row)
 
 step show-progress:
- SELECT show_progress(1337);
- SELECT show_progress(3778);
+ SELECT step, progress FROM show_progress(1337) ORDER BY 1, 2;
+ SELECT step, progress FROM show_progress(3778) ORDER BY 1, 2;
 
-show_progress
+step|progress
 ---------------------------------------------------------------------
-(0,-1)
-(1,0)
-(0,2)
-(1,0)
+   0|      -1
+   0|       2
+   1|       0
+   1|       0
 (4 rows)
 
-show_progress
+step|progress
 ---------------------------------------------------------------------
-(0,9)
-(1,0)
+   0|       9
+   1|       0
 (2 rows)
 
 step release-locks-2:
@@ -148,21 +148,21 @@ t
 (1 row)
 
 step show-progress:
- SELECT show_progress(1337);
- SELECT show_progress(3778);
+ SELECT step, progress FROM show_progress(1337) ORDER BY 1, 2;
+ SELECT step, progress FROM show_progress(3778) ORDER BY 1, 2;
 
-show_progress
+step|progress
 ---------------------------------------------------------------------
-(0,-1)
-(1,-1)
-(0,2)
-(1,2)
+   0|      -1
+   0|       2
+   1|      -1
+   1|       2
 (4 rows)
 
-show_progress
+step|progress
 ---------------------------------------------------------------------
-(0,9)
-(1,9)
+   0|       9
+   1|       9
 (2 rows)
 
 step release-locks-3:
diff --git a/src/test/regress/spec/isolation_progress_monitoring.spec b/src/test/regress/spec/isolation_progress_monitoring.spec
index 225451ec8..0a88c6b00 100644
--- a/src/test/regress/spec/isolation_progress_monitoring.spec
+++ b/src/test/regress/spec/isolation_progress_monitoring.spec
@@ -126,8 +126,8 @@ session "monitor"
 
 step "show-progress"
 {
-	SELECT show_progress(1337);
-	SELECT show_progress(3778);
+	SELECT step, progress FROM show_progress(1337) ORDER BY 1, 2;
+	SELECT step, progress FROM show_progress(3778) ORDER BY 1, 2;
 }
 
 permutation "take-locks" "s1-start-operation" "s2-start-operation" "s3-start-operation" "show-progress" "release-locks-1" "show-progress" "release-locks-2" "show-progress" "release-locks-3"