diff --git a/README.md b/README.md
index f0f1758..0462a75 100644
--- a/README.md
+++ b/README.md
@@ -118,10 +118,10 @@ examples:
         src/spid_sp_test/spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=spid-idp-test
 
         # select which tests to execute
-        src/spid_sp_test/spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:8080 --extra -debug ERROR -json -l xsd_check
+        src/spid_sp_test/spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:8080 --extra --debug ERROR -json -l xsd_check
 
         # execute Response tests
-        src/spid_sp_test/spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:54321 --extra -debug ERROR -tr
+        src/spid_sp_test/spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:54321 --extra --debug ERROR -tr
 
         # select which response test to execute
         src/spid_sp_test/spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:54321 --extra --debug INFO -tr -tn 1 8 9 24 63
@@ -155,12 +155,12 @@ spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http
 
 Print only ERRORs
 ````
-spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:8080 --extra -debug ERROR
+spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:8080 --extra --debug ERROR
 ````
 
 JSON report (add `-o filename.json` to write to a file)
 ````
-spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:8080 --extra -debug CRITICAL -json
+spid_sp_test --metadata-url http://localhost:8000/spid/metadata --authn-url http://localhost:8000/spid/login/?idp=http://localhost:8080 --extra --debug CRITICAL -json
 ````
 
 Given a metadata file and a authn file (see `tests/metadata` and `tests/authn` for example) export all the test response without sending them to SP: