diff --git a/contrib/pg_stat_statements/Makefile b/contrib/pg_stat_statements/Makefile
index fe0478ac552..f947eb7ae6c 100644
--- a/contrib/pg_stat_statements/Makefile
+++ b/contrib/pg_stat_statements/Makefile
@@ -19,9 +19,25 @@ PGFILEDESC = "pg_stat_statements - execution statistics of SQL statements"
 LDFLAGS_SL += $(filter -lm, $(LIBS))
 
 REGRESS_OPTS = --temp-config $(top_srcdir)/contrib/pg_stat_statements/pg_stat_statements.conf
-REGRESS = select dml cursors utility level_tracking planning \
-	user_activity wal entry_timestamp privileges extended \
-	parallel plancache cleanup oldextversions squashing
+
+# Note: Test "cleanup" is kept second to last, removing the extension.
+REGRESS = \
+	select \
+	dml \
+	cursors \
+	utility \
+	level_tracking \
+	planning \
+	user_activity \
+	wal entry_timestamp \
+	privileges \
+	extended \
+	parallel \
+	plancache \
+	squashing \
+	cleanup \
+	oldextversions
+
 # Disabled because these tests require "shared_preload_libraries=pg_stat_statements",
 # which typical installcheck users do not have (e.g. buildfarm clients).
 NO_INSTALLCHECK = 1
diff --git a/contrib/pg_stat_statements/expected/squashing.out b/contrib/pg_stat_statements/expected/squashing.out
index 6963a434db9..8438235a2ce 100644
--- a/contrib/pg_stat_statements/expected/squashing.out
+++ b/contrib/pg_stat_statements/expected/squashing.out
@@ -1,7 +1,6 @@
 --
 -- Const squashing functionality
 --
-CREATE EXTENSION pg_stat_statements;
 --
 -- Simple Lists
 --
diff --git a/contrib/pg_stat_statements/meson.build b/contrib/pg_stat_statements/meson.build
index 079a8eb5afc..9d78cb88b7d 100644
--- a/contrib/pg_stat_statements/meson.build
+++ b/contrib/pg_stat_statements/meson.build
@@ -37,6 +37,7 @@ install_data(
   kwargs: contrib_data_args,
 )
 
+# Note: Test "cleanup" is kept second to last, removing the extension.
 tests += {
   'name': 'pg_stat_statements',
   'sd': meson.current_source_dir(),
@@ -56,9 +57,9 @@ tests += {
       'extended',
       'parallel',
       'plancache',
+      'squashing',
       'cleanup',
       'oldextversions',
-      'squashing',
     ],
     'regress_args': ['--temp-config', files('pg_stat_statements.conf')],
     # Disabled because these tests require
diff --git a/contrib/pg_stat_statements/sql/squashing.sql b/contrib/pg_stat_statements/sql/squashing.sql
index 2100f2d83fd..fc9e6573873 100644
--- a/contrib/pg_stat_statements/sql/squashing.sql
+++ b/contrib/pg_stat_statements/sql/squashing.sql
@@ -1,7 +1,6 @@
 --
 -- Const squashing functionality
 --
-CREATE EXTENSION pg_stat_statements;
 
 --
 -- Simple Lists