diff --git a/docs/api/environment-variables.md b/docs/api/environment-variables.md
index 819af6c99e..d4991a44a3 100644
--- a/docs/api/environment-variables.md
+++ b/docs/api/environment-variables.md
@@ -19,36 +19,36 @@ on Windows console:
 > electron
 ```
 
-## `ELECTRON_RUN_AS_NODE`
+### `ELECTRON_RUN_AS_NODE`
 
 Starts the process as a normal Node.js process.
 
-## `ELECTRON_ENABLE_LOGGING`
+### `ELECTRON_ENABLE_LOGGING`
 
 Prints Chrome's internal logging to console.
 
-## `ELECTRON_LOG_ASAR_READS`
+### `ELECTRON_LOG_ASAR_READS`
 
 When Electron reads from an ASAR file, log the read offset and file path to
 the system `tmpdir`. The resulting file can be provided to the ASAR module
 to optimize file ordering.
 
-## `ELECTRON_ENABLE_STACK_DUMPING`
+### `ELECTRON_ENABLE_STACK_DUMPING`
 
 When Electron crashed, prints the stack trace to console.
 
 This environment variable will not work if `crashReporter` is started.
 
-## `ELECTRON_DEFAULT_ERROR_MODE` _Windows_
+### `ELECTRON_DEFAULT_ERROR_MODE` _Windows_
 
 Shows Windows's crash dialog when Electron crashed.
 
 This environment variable will not work if `crashReporter` is started.
 
-## `ELECTRON_NO_ATTACH_CONSOLE` _Windows_
+### `ELECTRON_NO_ATTACH_CONSOLE` _Windows_
 
 Don't attach to current console session.
 
-## `ELECTRON_FORCE_WINDOW_MENU_BAR` _Linux_
+### `ELECTRON_FORCE_WINDOW_MENU_BAR` _Linux_
 
 Don't use global menu bar on Linux.