--- sql/pgtap.sql
+++ sql/pgtap.sql
@@ -776,10 +776,6 @@
     RETURN ok( TRUE, descr );
 EXCEPTION WHEN OTHERS THEN
     -- There should have been no exception.
-    GET STACKED DIAGNOSTICS
-        detail  = PG_EXCEPTION_DETAIL,
-        hint    = PG_EXCEPTION_HINT,
-        context = PG_EXCEPTION_CONTEXT;
     RETURN ok( FALSE, descr ) || E'\n' || diag(
            '    died: ' || _error_diag(SQLSTATE, SQLERRM, detail, hint, context, schname, tabname, colname, chkname, typname)
     );
@@ -6374,10 +6370,6 @@
                 -- Something went wrong. Record that fact.
                 errstate := SQLSTATE;
                 errmsg := SQLERRM;
-                GET STACKED DIAGNOSTICS
-                    detail  = PG_EXCEPTION_DETAIL,
-                    hint    = PG_EXCEPTION_HINT,
-                    context = PG_EXCEPTION_CONTEXT;
             END;
 
             -- Always raise an exception to rollback any changes.
--- sql/pgtap.sql
+++ sql/pgtap.sql
@@ -6906,7 +6906,6 @@
     RETURN ok( true, $3 );
 EXCEPTION
     WHEN datatype_mismatch THEN
-        GET STACKED DIAGNOSTICS err_msg = MESSAGE_TEXT;
         RETURN ok( false, $3 ) || E'\n' || diag(
             E'    Number of columns or their types differ between the queries' ||
             CASE WHEN have_rec::TEXT = want_rec::text THEN '' ELSE E':\n' ||
@@ -7060,7 +7059,6 @@
     RETURN ok( false, $3 );
 EXCEPTION
     WHEN datatype_mismatch THEN
-        GET STACKED DIAGNOSTICS err_msg = MESSAGE_TEXT;
         RETURN ok( false, $3 ) || E'\n' || diag(
             E'    Number of columns or their types differ between the queries' ||
             CASE WHEN have_rec::TEXT = want_rec::text THEN '' ELSE E':\n' ||