diff --git a/examples/templates/example-openai.fabric b/examples/templates/example-openai.fabric
index 9663b600..2e41b6eb 100644
--- a/examples/templates/example-openai.fabric
+++ b/examples/templates/example-openai.fabric
@@ -1,5 +1,8 @@
+config data csv {}
+
 document "example-openai" {
     title = "Testing plugins"
+   
     data csv "csv_file" {
         path = "./data.csv"
     }
diff --git a/internal/builtin/data_csv.go b/internal/builtin/data_csv.go
index 51ae348d..b1d6ccfc 100644
--- a/internal/builtin/data_csv.go
+++ b/internal/builtin/data_csv.go
@@ -19,17 +19,19 @@ const defaultCSVDelimiter = ','
 func makeCSVDataSource() *plugin.DataSource {
 	return &plugin.DataSource{
 		DataFunc: fetchCSVData,
+		Config: &hcldec.ObjectSpec{
+			"delimiter": &hcldec.AttrSpec{
+				Name:     "delimiter",
+				Type:     cty.String,
+				Required: false,
+			},
+		},
 		Args: &hcldec.ObjectSpec{
 			"path": &hcldec.AttrSpec{
 				Name:     "path",
 				Type:     cty.String,
 				Required: true,
 			},
-			"delimiter": &hcldec.AttrSpec{
-				Name:     "delimiter",
-				Type:     cty.String,
-				Required: false,
-			},
 		},
 	}
 }
@@ -42,9 +44,12 @@ func fetchCSVData(ctx context.Context, params *plugin.RetrieveDataParams) (plugi
 			Summary:  "path is required",
 		}}
 	}
-	delim := params.Args.GetAttr("delimiter")
-	if delim.IsNull() {
-		delim = cty.StringVal(string(defaultCSVDelimiter))
+	delim := cty.StringVal(string(defaultCSVDelimiter))
+	if !params.Config.IsNull() {
+		delim = params.Config.GetAttr("delimiter")
+		if delim.IsNull() {
+			delim = cty.StringVal(string(defaultCSVDelimiter))
+		}
 	}
 	if len(delim.AsString()) != 1 {
 		return nil, hcl.Diagnostics{{
diff --git a/internal/builtin/data_csv_test.go b/internal/builtin/data_csv_test.go
index 17887b03..9f2174eb 100644
--- a/internal/builtin/data_csv_test.go
+++ b/internal/builtin/data_csv_test.go
@@ -17,7 +17,7 @@ func Test_makeCSVDataSchema(t *testing.T) {
 	require.NotNil(t, schema, "expected data source csv")
 	assert.NotNil(t, schema.DataFunc)
 	assert.NotNil(t, schema.Args)
-	assert.Nil(t, schema.Config)
+	assert.NotNil(t, schema.Config)
 }
 
 func Test_fetchCSVData(t *testing.T) {
@@ -193,11 +193,13 @@ func Test_fetchCSVData(t *testing.T) {
 				delim = cty.NullVal(cty.String)
 			}
 			args := cty.ObjectVal(map[string]cty.Value{
-				"path":      cty.StringVal(tc.path),
+				"path": cty.StringVal(tc.path),
+			})
+			cfg := cty.ObjectVal(map[string]cty.Value{
 				"delimiter": delim,
 			})
 			ctx := context.Background()
-			data, diags := p.RetrieveData(ctx, "csv", &plugin.RetrieveDataParams{Args: args})
+			data, diags := p.RetrieveData(ctx, "csv", &plugin.RetrieveDataParams{Config: cfg, Args: args})
 			assert.Equal(t, tc.expected, results{data, diags})
 		})
 	}