diff --git a/changelog.md b/changelog.md
index 8232ab34..2ff8fd7d 100644
--- a/changelog.md
+++ b/changelog.md
@@ -11,6 +11,7 @@ Features
 Bug Fixes
 ---------
 * Revert suppression of warnings when `sqlglotrs` is installed (fixed upstream).
+* Update `cli_helpers` to v2.12.0, fixing a `preserve_whitespace` bug with `tabulate`.
 
 
 Internal
diff --git a/pyproject.toml b/pyproject.toml
index 90feb6dc..5470ea98 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ dependencies = [
     "sqlparse>=0.3.0,<0.6.0",
     "sqlglot[c] ~= 30.0.0",
     "configobj ~= 5.0.9",
-    "cli_helpers[styles] ~= 2.11.0",
+    "cli_helpers[styles] ~= 2.12.0",
     "wcwidth ~= 0.6.0",
     "pyperclip ~= 1.11.0",
     "pycryptodomex ~= 3.23.0",
diff --git a/test/test_tabular_output.py b/test/test_tabular_output.py
index 93459c32..7db01636 100644
--- a/test/test_tabular_output.py
+++ b/test/test_tabular_output.py
@@ -2,8 +2,10 @@
 
 """Test the sql output adapter."""
 
+import os
 from textwrap import dedent
 
+from cli_helpers.utils import strip_ansi
 from pymysql.constants import FIELD_TYPE
 import pytest
 
@@ -11,6 +13,8 @@
 from mycli.packages.sqlresult import SQLResult
 from test.utils import HOST, PASSWORD, PORT, USER, dbtest
 
+default_config_file = os.path.join(os.path.dirname(__file__), "myclirc")
+
 
 @pytest.fixture
 def mycli():
@@ -152,3 +156,23 @@ def description(self):
     output = mycli.format_sqlresult(SQLResult(header=header, rows=FakeCursor(), postamble=postamble))
     actual = "\n".join(output)
     assert actual.endswith(postamble)
+
+
+def test_tabulate_output_preserves_multiline_whitespace(monkeypatch, tmp_path):
+    monkeypatch.setenv("HOME", str(tmp_path))
+    mycli = MyCli(myclirc=default_config_file)
+    mycli.helpers_style = None
+    mycli.helpers_warnings_style = None
+
+    assert list(mycli.change_table_format("ascii")) == [SQLResult(status="Changed table format to ascii")]
+
+    output = mycli.format_sqlresult(SQLResult(header=["text"], rows=[["  one\n       two\nthree"]]))
+
+    assert strip_ansi("\n".join(output)) == dedent("""\
+        +------------+
+        | text       |
+        +------------+
+        |   one      |
+        |        two |
+        | three      |
+        +------------+""")