Fix tag level

1 files changed, 1 insertions, 1 deletions

diff --git a/docs/user/manual.adoc b/docs/user/manual.adoc
index ee29be0bb..7816287e4 100644
--- a/docs/user/manual.adoc
+++ b/docs/user/manual.adoc
@@ -340,7 +340,7 @@ You may use `inRustProject` context to configure keybindings for rust projects o
 ----
 More about `when` clause contexts https://code.visualstudio.com/docs/getstarted/keybindings#_when-clause-contexts[here].
 
-=== Setting runnable environment variables
+==== Setting runnable environment variables
 You can use "rust-analyzer.runnableEnv" setting to define runnable environment-specific substitution variables.
 The simplest way for all runnables in a bunch:
 ```jsonc