diff --git a/contrib/test_decoding/specs/concurrent_ddl_dml.spec b/contrib/test_decoding/specs/concurrent_ddl_dml.spec
index 8cc5fa42ee..3191826451 100644
--- a/contrib/test_decoding/specs/concurrent_ddl_dml.spec
+++ b/contrib/test_decoding/specs/concurrent_ddl_dml.spec
@@ -38,7 +38,6 @@ step "s2_alter_tbl2_float" { ALTER TABLE tbl2 ALTER COLUMN val2 TYPE float; }
 step "s2_alter_tbl2_char" { ALTER TABLE tbl2 ALTER COLUMN val2 TYPE character varying; }
 step "s2_alter_tbl2_text" { ALTER TABLE tbl2 ALTER COLUMN val2 TYPE text; }
 step "s2_alter_tbl2_boolean" { ALTER TABLE tbl2 ALTER COLUMN val2 TYPE boolean; }
-step "s2_alter_tbl2_text" { ALTER TABLE tbl2 ALTER COLUMN val2 TYPE boolean; }
 
 step "s2_alter_tbl2_add_int" { ALTER TABLE tbl2 ADD COLUMN val3 INTEGER; }
 step "s2_alter_tbl2_add_float" { ALTER TABLE tbl2 ADD COLUMN val3 FLOAT; }