diff --git a/.codespell_ignore b/.codespell_ignore
index b6b63d2ddae3..9e4efe467487 100644
--- a/.codespell_ignore
+++ b/.codespell_ignore
@@ -6,6 +6,7 @@ atleast
 circularly
 copyable
 crate
+falsy
 inout
 pullrequest
 statics
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 05341aabf4bc..fa532c8a3d5c 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -30,7 +30,7 @@ repos:
       - id: trailing-whitespace
         exclude: '^(.*/fuzzer_corpus/.*|.*/testdata/.*\.golden|.*\.svg)$'
   - repo: https://github.com/google/pre-commit-tool-hooks
-    rev: dce83c2d360921b5caa8462c3b6c39cc27e3b2ed # frozen: v1.2.3
+    rev: e006c8ab09f96ec32ba728b488ea5d17e1f8f6c0 # frozen: v1.2.4
     hooks:
       - id: check-google-doc-style
       - id: markdown-toc
@@ -49,7 +49,7 @@ repos:
     hooks:
       - id: black
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: 50c5478ed9e10bf360335449280cf2a67f4edb7a # frozen: v2.7.1
+    rev: d0a4882e1c96eca274f90b273f0f809ab3d98aff # frozen: v3.0.0-alpha.0
     hooks:
       - id: prettier
   - repo: local
@@ -106,7 +106,7 @@ repos:
         files: ^.*/BUILD$
         pass_filenames: false
   - repo: https://github.com/PyCQA/flake8
-    rev: cbeb4c9c4137cff1568659fcc48e8b85cddd0c8d # frozen: 4.0.1
+    rev: f8e1b317742036ff11ff86356fd2b68147e169f7 # frozen: 5.0.4
     hooks:
       - id: flake8
   - repo: https://github.com/pre-commit/mirrors-mypy
@@ -132,7 +132,7 @@ repos:
               .*_test\.py
           )$
   - repo: https://github.com/codespell-project/codespell
-    rev: 01da43d753cdff4ea7dff952b4f5317450af31e3 # frozen: v2.1.0
+    rev: c6ecb9fc51571a77bc92e6c265c358aef7cb6c38 # frozen: v2.2.1
     hooks:
       - id: codespell
         args: ['-I', '.codespell_ignore', '--uri-ignore-words-list', '*']
@@ -145,7 +145,7 @@ repos:
               .*/fuzzer_corpus/.*
           )$
   - repo: https://github.com/google/pre-commit-tool-hooks
-    rev: dce83c2d360921b5caa8462c3b6c39cc27e3b2ed # frozen: v1.2.3
+    rev: e006c8ab09f96ec32ba728b488ea5d17e1f8f6c0 # frozen: v1.2.4
     hooks:
       - id: check-copyright
         args:
@@ -168,7 +168,7 @@ repos:
           - '\.(plist)$'
           - '<!--'
           - ''
-          - ' -->'
+          - '\-->'
           - --custom_format
           - '\.vim$'
           - ''
diff --git a/utils/textmate/Syntaxes/Carbon.plist b/utils/textmate/Syntaxes/Carbon.plist
index 7565a0afc646..284bf98eb3d4 100644
--- a/utils/textmate/Syntaxes/Carbon.plist
+++ b/utils/textmate/Syntaxes/Carbon.plist
@@ -4,7 +4,7 @@
 Part of the Carbon Language project, under the Apache License v2.0 with LLVM
 Exceptions. See /LICENSE for license information.
 SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- -->
+-->
 
 <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN"
         "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
diff --git a/utils/textmate/info.plist b/utils/textmate/info.plist
index 5e1a744efe2c..0c9dbede8a8b 100644
--- a/utils/textmate/info.plist
+++ b/utils/textmate/info.plist
@@ -4,7 +4,7 @@
 Part of the Carbon Language project, under the Apache License v2.0 with LLVM
 Exceptions. See /LICENSE for license information.
 SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- -->
+-->
 
 <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">