diff --git a/README.md b/README.md
index f731dd5d238..37c4f906c03 100644
--- a/README.md
+++ b/README.md
@@ -71,48 +71,24 @@ then go to `http://localhost:8080`.
 
 ## Command-line Options
 
-```shell
+```
 Usage: boa [OPTIONS] [FILE]...
 
 Arguments:
-  [FILE]...
-          The JavaScript file(s) to be evaluated
+  [FILE]...  The JavaScript file(s) to be evaluated
 
 Options:
-      --strict
-          Run in strict mode
-
-  -a, --dump-ast [<FORMAT>]
-          Dump the AST to stdout with the given format
-
-          Possible values:
-          - debug:       The different types of format available for dumping
-          - json
-          - json-pretty
-
-  -t, --trace
-          Dump the AST to stdout with the given format
-
-      --vi
-          Use vi mode in the REPL
-
-      --flowgraph [<FORMAT>]
-          Generate instruction flowgraph. Default is Graphviz
-
-          Possible values:
-          - graphviz: Generates in graphviz format: <https://graphviz.org/>
-          - mermaid:  Generates in mermaid format: <https://mermaid-js.github.io/mermaid/>
-
-      --flowgraph-direction <FORMAT>
-          Specifies the direction of the flowgraph. Default is TopToBottom
-
-          [possible values: top-to-bottom, bottom-to-top, left-to-right, right-to-left]
-
-  -h, --help
-          Print help (see a summary with '-h')
-
-  -V, --version
-          Print version
+      --strict                        Run in strict mode
+  -a, --dump-ast [<FORMAT>]           Dump the AST to stdout with the given format [possible values: debug, json, json-pretty]
+  -t, --trace                         Dump the AST to stdout with the given format
+      --vi                            Use vi mode in the REPL
+  -O, --optimize
+      --optimizer-statistics
+      --flowgraph [<FORMAT>]          Generate instruction flowgraph. Default is Graphviz [possible values: graphviz, mermaid]
+      --flowgraph-direction <FORMAT>  Specifies the direction of the flowgraph. Default is top-top-bottom [possible values: top-to-bottom, bottom-to-top, left-to-right, right-to-left]
+      --debug-object                  Inject debugging object `$boa`
+  -h, --help                          Print help (see more with '--help')
+  -V, --version                       Print version
 ```
 
 ## Roadmap
diff --git a/boa_cli/src/main.rs b/boa_cli/src/main.rs
index 39089eb0ac8..427aa424319 100644
--- a/boa_cli/src/main.rs
+++ b/boa_cli/src/main.rs
@@ -139,7 +139,7 @@ struct Opt {
     #[allow(clippy::option_option)]
     flowgraph: Option<Option<FlowgraphFormat>>,
 
-    /// Specifies the direction of the flowgraph. Default is TopToBottom.
+    /// Specifies the direction of the flowgraph. Default is top-top-bottom.
     #[arg(
         long,
         value_name = "FORMAT",