diff --git a/README.md b/README.md
index 07063ac6ed4715dabddb3e790f00c7a9ba89a4cb..5af10f49409433a6bde1c30c6be6d56cf32ab9b0 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 It uses:
 
-* [Java 8](https://simstadt.hft-stuttgart.de/getting-started/install-software/#java-8)
+* [Java 8 or newer](https://simstadt.hft-stuttgart.de/getting-started/install-software/#java-17)
 * JavaFX
 * [Openlayers](https://openlayers.org/)
 
@@ -57,10 +57,11 @@ With this feature, it should be easy to share geometry between users.
 RegionChooser can also be called from the command-line:
 
 ```bash
-Launching RegionChooser CLI --help
-Usage: region_chooser [-hlV] [-e=31467] -o=output.gml -w=polygon.wkt -i=input.
-                      gml[,input.gml...] [-i=input.gml[,input.gml...]]...
-Extracts a region from one or more citygmls.
+Launching RegionChooserCLI --help
+Usage: region_chooser [-hlV] [--get-hull] [-e=31467] [-o=output.gml]
+                      [-w=polygon.wkt] -i=input.gml[,input.gml...] [-i=input.gml
+                      [,input.gml...]]...
+Extracts a region from one or more citygmls, or calculates the convex hull.
   -i, --input=input.gml[,input.gml...]
                             Citygml files to extract from
   -o, --output=output.gml   Output file
@@ -69,6 +70,7 @@ Extracts a region from one or more citygmls.
   -l, --local               Are WKT coordinates in local CRS?
                             Coordinates are in WGS84 if unspecified.
   -w, --wkt=polygon.wkt     File containing WKT polygon, or - for stdin
+      --get-hull            Calculate the convex hull of the input CityGML files
   -h, --help                Show this help message and exit.
   -V, --version             Print version information and exit.
 ```
@@ -76,12 +78,15 @@ Extracts a region from one or more citygmls.
 As an example:
 
 ```bash
-java -classpath "Desktop\SimStadt_0.10.0-SNAPSHOT_master_20221019_7d2546f\lib\*"
-     eu.simstadt.regionchooser.RegionChooserCLI
+SimStadt.bat
 	 --input Grombühl.proj\LoD2_32_566_5516_2_BY.gml,Grombühl.proj\LoD2_32_568_5516_2_BY.gml,Grombühl.proj\LoD2_32_570_5516_2_BY.gml
 	 --output Grombühl.proj\Grombühl.gml --wkt "POLYGON((9.920858224863567 49.807325539080495, 9.918540796274696 49.79447295986074, 9.992612680429975 49.79358644932381, 9.991926034922162 49.807325539080495, 9.920858224863567 49.807325539080495))"
 ```
 
+```bash
+./SimStadt.sh --get-hull --input example.gml
+```
+
 ## Development
 
 In order to compile, test and install RegionChooser into your local Maven repository: