diff --git a/webinstall/build.yaml b/webinstall/build.yaml
index 7af2679..f955239 100644
--- a/webinstall/build.yaml
+++ b/webinstall/build.yaml
@@ -40,6 +40,8 @@ types:
     type: frame
     key: m5groovei2c#grv#
     label: "M5 I2C Groove Units"
+    target: resource
+    resource: i2cbus
     children:
       - label: "M5 ENV3"
         type: checkbox
@@ -682,7 +684,7 @@ resources:
   default: &esp32default
     serial: 2
     can: 1
-    i2c: 1
+    i2cbus: 2
     gpio: 1 
 
 config:
diff --git a/webinstall/cibuild.js b/webinstall/cibuild.js
index c20660e..26443b0 100644
--- a/webinstall/cibuild.js
+++ b/webinstall/cibuild.js
@@ -686,7 +686,7 @@ class PipelineInfo{
             let allowed=allowedResources[ak];
             if (allowed === undefined) allowed=1;
             if (resList.length > allowed){
-                errors+=" more than "+allowed+" "+k+" device(s) used";
+                errors+=" more than "+allowed+" device(s) of type "+k+" used";
             }
             
         }