diff --git a/owl-reason/README.md b/owl-reason/README.md
index c9ffd77..c2d132b 100644
--- a/owl-reason/README.md
+++ b/owl-reason/README.md
@@ -29,6 +29,7 @@ Args:
 -n, --indent NUMBER 					Number of spaces to indent by [optional, default=2]
 -r, --report-path PATH					Path/to/reasoning.xml [required]
 -oi, --output-iris-path					path to a .txt file listing all analyzed ontology IRIs (one per line)
+-min, --check-min-cardinality			whether to check min cardinality restrictions (optional, default=true)
 ```
 
 Note: the | char separating algorithms in the `spec` argument is not a logical OR; it is just a list delimiter.
@@ -58,6 +59,7 @@ task owlReason(type:io.opencaesar.owl.reason.OwlReasonTask) {
 	indent 			= number [optional, default=2]
 	reportPath		= file('path/to/reasoning.xml') [required]
 	outputOntologyIrisPath = file('path/to/iris.txt') [optional, path to a .txt file listing all analyzed ontology IRIs (one per line)]
+	checkMinimumCardinality = false [Optional, default = true]
 }
 ```