diff --git a/src/node/apiUtils.mjs b/src/node/apiUtils.mjs
index cb967e60..4efcdc84 100644
--- a/src/node/apiUtils.mjs
+++ b/src/node/apiUtils.mjs
@@ -134,5 +134,9 @@ export function help(operations, searchTerm) {
  * @returns {String} decapitalised
  */
 export function decapitalise(name) {
+    // Don't decapitalise names that are purely uppercase
+    if (/^[A-Z0-9]+$/g.test(name)) {
+        return name;
+    }
     return `${name.charAt(0).toLowerCase()}${name.substr(1)}`;
 }