diff --git a/test/regression/expected/extended_protocol.out b/test/regression/expected/extended_protocol.out
deleted file mode 100644
index 90e9138..0000000
--- a/test/regression/expected/extended_protocol.out
+++ /dev/null
@@ -1,43 +0,0 @@
-CREATE TABLE t(
-    bool BOOLEAN,
-    i2 SMALLINT,
-    i4 INT,
-    i8 BIGINT,
-    fl4 REAL,
-    fl8 DOUBLE PRECISION,
-    t1 TEXT,
-    t2 VARCHAR,
-    d DATE,
-    ts TIMESTAMP);
-INSERT INTO t VALUES (true, 2, 4, 8, 4.0, 8.0, 't1', 't2', '2024-05-04', '2020-01-01 01:02:03');
-select fl4 from t;
- fl4 
------
-   4
-(1 row)
-
-SELECT bool, i2, i4, i8, fl4, fl8, t1, t2, d, ts FROM t WHERE
-    bool = $1
-    and i2 = $2
-    and i4 = $3
-    and i8 = $4
-    -- FIXME: The following "larger than" comparisons all have a bugs
-    -- somewhere, the comparison reports that they are larger, but they clearly
-    -- are not. The floats are actually smaler (to rule out any floating point
-    -- funkyness) and the strings are equal.
-    and fl4 > $5
-    and fl8 > $6
-    and t1 > $7
-    and t2 > $8
-    and d = $9
-    and ts = $10
-\bind true 2 4 8 5.0 9.0 t1 t2 '2024-05-04' '2020-01-01 01:02:03' \g
- bool | i2 | i4 | i8 | fl4 | fl8 | t1 | t2 |     d      |            ts            
-------+----+----+----+-----+-----+----+----+------------+--------------------------
- t    |  2 |  4 |  8 |   4 |   8 | t1 | t2 | 05-04-2024 | Wed Jan 01 01:02:03 2020
-(1 row)
-
--- TODO: Fix this by supporting the UNKNOWN type somehow
-SELECT $1 FROM t \bind something \g
-ERROR:  Could not convert DuckDB type: UNKNOWN to Postgres type
-drop table t;
diff --git a/test/regression/sql/extended_protocol.sql b/test/regression/sql/extended_protocol.sql
deleted file mode 100644
index a16eb64..0000000
--- a/test/regression/sql/extended_protocol.sql
+++ /dev/null
@@ -1,36 +0,0 @@
-CREATE TABLE t(
-    bool BOOLEAN,
-    i2 SMALLINT,
-    i4 INT,
-    i8 BIGINT,
-    fl4 REAL,
-    fl8 DOUBLE PRECISION,
-    t1 TEXT,
-    t2 VARCHAR,
-    d DATE,
-    ts TIMESTAMP);
-INSERT INTO t VALUES (true, 2, 4, 8, 4.0, 8.0, 't1', 't2', '2024-05-04', '2020-01-01 01:02:03');
-
-select fl4 from t;
-
-SELECT bool, i2, i4, i8, fl4, fl8, t1, t2, d, ts FROM t WHERE
-    bool = $1
-    and i2 = $2
-    and i4 = $3
-    and i8 = $4
-    -- FIXME: The following "larger than" comparisons all have a bugs
-    -- somewhere, the comparison reports that they are larger, but they clearly
-    -- are not. The floats are actually smaler (to rule out any floating point
-    -- funkyness) and the strings are equal.
-    and fl4 > $5
-    and fl8 > $6
-    and t1 > $7
-    and t2 > $8
-    and d = $9
-    and ts = $10
-\bind true 2 4 8 5.0 9.0 t1 t2 '2024-05-04' '2020-01-01 01:02:03' \g
-
--- TODO: Fix this by supporting the UNKNOWN type somehow
-SELECT $1 FROM t \bind something \g
-
-drop table t;