diff --git a/modules/svg/keepRight.js b/modules/svg/keepRight.js
index 561bf6970..cf2b46339 100644
--- a/modules/svg/keepRight.js
+++ b/modules/svg/keepRight.js
@@ -181,6 +181,11 @@ export function svgKeepRight(projection, context, dispatch) {
     };
 
 
+    drawKeepRight.supported = function() {
+        return !!getService();
+    };
+
+
     drawKeepRight.visibleErrors = function(_) {
         if (!arguments.length) return svgKeepRight.visibleErrors;
         svgKeepRight.visibleErrors.push(_);
@@ -194,6 +199,7 @@ export function svgKeepRight(projection, context, dispatch) {
     };
 
 
+
     init();
     return drawKeepRight;
 }