diff --git a/fetch.bat b/fetch.bat
index 8a3476521..eef301915 100755
--- a/fetch.bat
+++ b/fetch.bat
@@ -6,6 +6,10 @@ setlocal
 
 :: Synchronize the root directory before deferring control back to gclient.py.
 call "%~dp0\update_depot_tools.bat"
+:: Abort the script if we failed to update depot_tools.
+IF %errorlevel% NEQ 0 (
+  goto :EOF
+)
 
 :: Ensure that "depot_tools" is somewhere in PATH so this tool can be used
 :: standalone, but allow other PATH manipulations to take priority.
diff --git a/gclient.bat b/gclient.bat
index d91adfbc0..2934a6ce1 100755
--- a/gclient.bat
+++ b/gclient.bat
@@ -9,6 +9,10 @@ IF "%DEPOT_TOOLS_UPDATE%" == "0" GOTO :CALL_GCLIENT
 
 :: Synchronize the root directory before deferring control back to gclient.py.
 call "%~dp0update_depot_tools.bat" %*
+:: Abort the script if we failed to update depot_tools.
+IF %errorlevel% NEQ 0 (
+  goto :EOF
+)
 
 :CALL_GCLIENT
 :: Ensure that "depot_tools" is somewhere in PATH so this tool can be used
diff --git a/gsutil.py.bat b/gsutil.py.bat
index 484d2597e..722f68406 100755
--- a/gsutil.py.bat
+++ b/gsutil.py.bat
@@ -6,6 +6,10 @@ setlocal
 
 :: Synchronize the root directory before deferring control back to gsutil.py.
 call "%~dp0update_depot_tools.bat" %*
+:: Abort the script if we failed to update depot_tools.
+IF %errorlevel% NEQ 0 (
+  goto :EOF
+)
 
 :: Ensure that "depot_tools" is somewhere in PATH so this tool can be used
 :: standalone, but allow other PATH manipulations to take priority.