diff --git a/src/components/Track/Projects.jsx b/src/components/Track/Projects.jsx
index 1af28426f..f933630cf 100644
--- a/src/components/Track/Projects.jsx
+++ b/src/components/Track/Projects.jsx
@@ -47,7 +47,7 @@ const Project = ({ lang, project }) => {
           <span>
             {learningObjectiveCats.map(cat => {
               const icon = learningObjectiveToIcon(cat);
-              return (
+              return icon && (
                 <span
                   key={`icon-${cat}`}
                   title={cat}
diff --git a/src/lib/learning-objectives.js b/src/lib/learning-objectives.js
index 8721f24f5..c68deb697 100644
--- a/src/lib/learning-objectives.js
+++ b/src/lib/learning-objectives.js
@@ -163,5 +163,5 @@ const learningObjectivesIcons = {
 };
 
 export const learningObjectiveToIcon = (key) => {
-  return learningObjectivesIcons[key] || {};
+  return learningObjectivesIcons[key];
 };
\ No newline at end of file