diff --git a/lib/scoring.js b/lib/scoring.js
index cb65215..87fc715 100644
--- a/lib/scoring.js
+++ b/lib/scoring.js
@@ -32,7 +32,7 @@ function computeScore(dev, maxValues) {
   };
 
   // If developer has no SO data, redistribute SO weight to GitHub dimensions
-  const hasSO = (dev.soReputation || 0) > 0 || (dev.soAnswers || 0) > 0;
+  const hasSO = Boolean(dev.soUserId) || (dev.soReputation || 0) > 0 || (dev.soAnswers || 0) > 0;
   let weights = WEIGHTS;
   if (!hasSO) {
     const soWeight = WEIGHTS.soReputation + WEIGHTS.soEngagement;