diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 4c109b98..c1a31ce9 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -28,8 +28,8 @@ Changed
   compiling them directly.
 - Change the CommandModule class' optional unload method to invoke top-level
   unload functions like the Natlink loader does.
-- Bump the supported ``kaldi-active-grammar`` line to 3.2.x so the
-  ``dragonfly[kaldi]`` extra installs the updated dependency set.
+- Use ``lark`` on Python 3.8+ and keep ``lark-parser`` for older Python
+  versions.
 - Make the logging output of Dragonfly's CLI commands more sane.
 - Make some optimizations to the Natlink engine.
 - Rename the engines.backend_sphinx.misc module to config.
diff --git a/documentation/requirements.txt b/documentation/requirements.txt
index 10ec74dc..9ced131c 100644
--- a/documentation/requirements.txt
+++ b/documentation/requirements.txt
@@ -4,4 +4,4 @@ six
 enum34;python_version<'3.4'
 sphinx-argparse
 sphinx_rtd_theme
-lark-parser
+lark
diff --git a/dragonfly/engines/backend_kaldi/engine.py b/dragonfly/engines/backend_kaldi/engine.py
index a70ee687..50a0b4b1 100644
--- a/dragonfly/engines/backend_kaldi/engine.py
+++ b/dragonfly/engines/backend_kaldi/engine.py
@@ -66,7 +66,7 @@ class KaldiEngine(EngineBase, DelegateTimerManagerInterface):
 
     _name = "kaldi"
     # NOTE: Remember to also update setup.py to the same version!
-    _required_kag_version = "3.2.0"
+    _required_kag_version = "3.1.0"
 
     #-----------------------------------------------------------------------
 
diff --git a/setup.py b/setup.py
index 0a82f4dd..ad4e8d80 100644
--- a/setup.py
+++ b/setup.py
@@ -128,7 +128,10 @@ def _try_local_natlink_pyd(self):
                         "setuptools >= 40.0.0",
                         "packaging >= 19.0",
                         "six",
-                        "lark-parser >= 0.8.0",
+                        # Use the renamed package on modern Python versions,
+                        # while keeping compatibility with older versions.
+                        "lark>=1.0.0;python_version>='3.8'",
+                        "lark-parser>=0.8.0;python_version<'3.8'",
 
                         # Windows-only dependencies.
                         "pywin32;platform_system=='Windows'",
@@ -160,7 +163,7 @@ def _try_local_natlink_pyd(self):
                     ],
           "kaldi": [
                     # NOTE: Remember to also update engine.py to the same version!
-                    "kaldi-active-grammar ~= 3.2.0",
+                    "kaldi-active-grammar ~= 3.1.0",
                     "sounddevice == 0.3.*",
                     "webrtcvad-wheels == 2.0.*",
                    ],