diff --git a/apply_issue.bat b/apply_issue.bat
index 7e052ee345..2a035062b3 100755
--- a/apply_issue.bat
+++ b/apply_issue.bat
@@ -4,8 +4,5 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\apply_issue.py" %*
diff --git a/cit.bat b/cit.bat
index a1da0ddc31..8f79044aaf 100755
--- a/cit.bat
+++ b/cit.bat
@@ -4,8 +4,5 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\cit.py" %*
diff --git a/clang-format.bat b/clang-format.bat
index af1c145793..884cd246a3 100644
--- a/clang-format.bat
+++ b/clang-format.bat
@@ -4,8 +4,5 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\clang_format.py" %*
diff --git a/clang_format_merge_driver.bat b/clang_format_merge_driver.bat
index 848724959d..6f15dd749c 100755
--- a/clang_format_merge_driver.bat
+++ b/clang_format_merge_driver.bat
@@ -4,8 +4,5 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\clang_format_merge_driver.py" %*
diff --git a/commit_queue.bat b/commit_queue.bat
index 5f6baa3798..c1babf04cf 100755
--- a/commit_queue.bat
+++ b/commit_queue.bat
@@ -4,8 +4,5 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\commit_queue.py" %*
diff --git a/cpplint.bat b/cpplint.bat
index a64a9db723..914eecf1a7 100644
--- a/cpplint.bat
+++ b/cpplint.bat
@@ -1,5 +1,4 @@
 @echo off
 setlocal
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
+
 call python "%~dp0cpplint.py" %*
diff --git a/depot-tools-auth.bat b/depot-tools-auth.bat
index fe13f9338b..4770ed6fb4 100644
--- a/depot-tools-auth.bat
+++ b/depot-tools-auth.bat
@@ -4,8 +4,5 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\depot-tools-auth.py" %*
diff --git a/download_from_google_storage.bat b/download_from_google_storage.bat
index 5b4907a47d..4c7971b426 100755
--- a/download_from_google_storage.bat
+++ b/download_from_google_storage.bat
@@ -3,8 +3,5 @@
 :: Use of this source code is governed by a BSD-style license that can be
 :: found in the LICENSE file.
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\download_from_google_storage.py" %*
diff --git a/fetch.bat b/fetch.bat
index b109623c05..d6ea944e26 100755
--- a/fetch.bat
+++ b/fetch.bat
@@ -4,9 +4,6 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Synchronize the root directory before deferring control back to gclient.py.
 call "%~dp0\update_depot_tools.bat"
 
diff --git a/gclient.bat b/gclient.bat
index 30a002628f..d66ce6a41a 100755
--- a/gclient.bat
+++ b/gclient.bat
@@ -4,9 +4,6 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Synchronize the root directory before deferring control back to gclient.py.
 call "%~dp0update_depot_tools.bat" %*
 
diff --git a/gn.bat b/gn.bat
index 250e4d9ac3..0a42a0766e 100644
--- a/gn.bat
+++ b/gn.bat
@@ -4,8 +4,5 @@
 :: found in the LICENSE file.
 setlocal
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\gn.py" %*
diff --git a/roll-dep-svn.bat b/roll-dep-svn.bat
index 99bdd0debb..b2aec795e8 100755
--- a/roll-dep-svn.bat
+++ b/roll-dep-svn.bat
@@ -3,8 +3,5 @@
 :: Use of this source code is governed by a BSD-style license that can be
 :: found in the LICENSE file.
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\roll_dep_svn.py" %*
diff --git a/roll-dep.bat b/roll-dep.bat
index d8b69c27c2..d5166dfa8b 100755
--- a/roll-dep.bat
+++ b/roll-dep.bat
@@ -3,8 +3,5 @@
 :: Use of this source code is governed by a BSD-style license that can be
 :: found in the LICENSE file.
 
-:: This is required with cygwin only.
-PATH=%~dp0;%PATH%
-
 :: Defer control.
 %~dp0python "%~dp0\roll_dep.py" %*