diff --git a/stages/org.osbuild.modprobe b/stages/org.osbuild.modprobe
index c97266d7..50a78876 100755
--- a/stages/org.osbuild.modprobe
+++ b/stages/org.osbuild.modprobe
@@ -2,10 +2,8 @@
 """
 Configure modprobe
 
-The option 'configuration_files' allows to create `.conf` configuration files
-for modprobe in `/usr/lib/modprobe.d`. At least one configuration file must
-be defined. Value os the options is a dictionary with keys being the names
-of `.conf` files which will be created. Value of each key is a list
+The 'config' option allows the creation of one ore more `.conf` configuration
+files for modprobe in `/usr/lib/modprobe.d`. The value of each key is a list
 of "command" objects with at least the 'command' property and additional
 properties specific for each command type. The list must contain at least one
 "command" object.
@@ -26,7 +24,7 @@ import osbuild.api
 SCHEMA = r"""
 "additionalProperties": false,
 "properties": {
-  "configuration_files": {
+  "config": {
     "additionalProperties": false,
     "type": "object",
     "description": "modprobe configuration files.",
@@ -85,7 +83,7 @@ def create_configuration_files(tree, configuration_files_options):
 
 
 def main(tree, options):
-    configuration_files_options = options.get("configuration_files", {})
+    configuration_files_options = options.get("config", {})
 
     create_configuration_files(tree, configuration_files_options)
 
diff --git a/test/data/stages/modprobe/b.json b/test/data/stages/modprobe/b.json
index c818f581..95bd090a 100644
--- a/test/data/stages/modprobe/b.json
+++ b/test/data/stages/modprobe/b.json
@@ -457,7 +457,7 @@
       {
         "name": "org.osbuild.modprobe",
         "options": {
-          "configuration_files": {
+          "config": {
             "disallow-modules.conf": [
               {
                 "command": "blacklist",
diff --git a/test/data/stages/modprobe/b.mpp.json b/test/data/stages/modprobe/b.mpp.json
index 720af301..4600a282 100644
--- a/test/data/stages/modprobe/b.mpp.json
+++ b/test/data/stages/modprobe/b.mpp.json
@@ -23,30 +23,32 @@
                 "baseurl": "https://rpmrepo.osbuild.org/v2/mirror/public/f34/f34-x86_64-fedora-20210512/"
               }
             ],
-            "packages": ["kmod"]
+            "packages": [
+              "kmod"
+            ]
           }
         }
       },
       {
         "name": "org.osbuild.modprobe",
         "options": {
-          "configuration_files": {
-              "disallow-modules.conf": [
-                {
-                  "command": "blacklist",
-                  "modulename": "nouveau"
-                },
-                {
-                  "command": "blacklist",
-                  "modulename": "floppy"
-                }
-              ],
-              "disallow-additional-modules.conf": [
-                {
-                  "command": "blacklist",
-                  "modulename": "my-module"
-                }
-              ]
+          "config": {
+            "disallow-modules.conf": [
+              {
+                "command": "blacklist",
+                "modulename": "nouveau"
+              },
+              {
+                "command": "blacklist",
+                "modulename": "floppy"
+              }
+            ],
+            "disallow-additional-modules.conf": [
+              {
+                "command": "blacklist",
+                "modulename": "my-module"
+              }
+            ]
           }
         }
       }