diff --git a/.changelog/1959.txt b/.changelog/1959.txt
new file mode 100644
index 00000000000..a5ab17228e7
--- /dev/null
+++ b/.changelog/1959.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+access_application: fix scim configuration authentication json marshalling
+```
\ No newline at end of file
diff --git a/access_application.go b/access_application.go
index 27f0c3f9195..b99f863f929 100644
--- a/access_application.go
+++ b/access_application.go
@@ -121,6 +121,10 @@ func (a *AccessApplicationScimAuthenticationJson) UnmarshalJSON(buf []byte) erro
 	return json.Unmarshal(buf, a.Value)
 }
 
+func (a *AccessApplicationScimAuthenticationJson) MarshalJSON() ([]byte, error) {
+	return json.Marshal(a.Value)
+}
+
 type AccessApplicationScimAuthentication interface {
 	isScimAuthentication()
 }