diff --git a/ts/Studio.ts b/ts/Studio.ts
index c73a427..adb2a28 100644
--- a/ts/Studio.ts
+++ b/ts/Studio.ts
@@ -51,7 +51,6 @@ import {
     getIndustryName,
     industryInputLabels,
     industryOutputLabels,
-    isIndustryName,
 } from './industries';
 import {VegetationUtil} from './VegetationUtil';
 
@@ -1498,13 +1497,16 @@ export class Studio {
             if (typeof industry.type === 'number') {
                 const setIndustryType = (type: IndustryType) => industry.type = type;
                 td.replaceChildren(editIndustryType(this, industry.type, setIndustryType));
-            } else if (isIndustryName(industry.type)) {
-                const setIndustryName = (name: IndustryName) => industry.type = name;
-                td.replaceChildren(editIndustryName(this, industry.type, setIndustryName));
             } else {
-                const setIndustryName = (name: GvasString) => industry.type = name;
-                td.replaceChildren(editString(this, industry.type, setIndustryName));
-                td.classList.add('table-warning');
+                const industryName = getIndustryName(industry);
+                if (industryName !== null) {
+                    const setIndustryName = (name: IndustryName) => industry.type = name;
+                    td.replaceChildren(editIndustryName(this, industryName, setIndustryName));
+                } else {
+                    const setIndustryName = (name: GvasString) => industry.type = name;
+                    td.replaceChildren(editString(this, industry.type, setIndustryName));
+                    td.classList.add('table-warning');
+                }
             }
             tr.appendChild(td);
             // Inputs
diff --git a/ts/StudioEditor.ts b/ts/StudioEditor.ts
index 535d0f6..518bf09 100644
--- a/ts/StudioEditor.ts
+++ b/ts/StudioEditor.ts
@@ -1,5 +1,5 @@
 import {GvasString, GvasText, gvasToString} from './Gvas';
-import {IndustryName, IndustryNames, IndustryType, industryNames, isIndustryName} from './industries';
+import {IndustryName, IndustryType, industryNames, isIndustryName, legacyIndustryNames} from './industries';
 import {Permission, permissionEqual, permissionLabels, permissionToString} from './Permission';
 import {Quaternion} from './Quaternion';
 import {Quadruplet} from './Railroad';
@@ -457,9 +457,11 @@ export function editIndustryType(
     type: IndustryType,
     saveValue: (value: IndustryType) => void,
 ): Node {
-    const options: {[key: string]: string} = {};
-    for (const key of IndustryNames) {
-        options[key] = isIndustryName(key) ? industryNames[key] : key;
+    const options: {[key: number]: string} = {};
+    for (const [key, value] of Object.entries(legacyIndustryNames)) {
+        const type: IndustryType = Number(key);
+        const name = value;
+        options[type] = isIndustryName(name) ? industryNames[name] : name;
     }
     const save = (value: string) => saveValue(Number(value) as IndustryType);
     return editDropdown(studio, String(type), options, save);
diff --git a/ts/industries.ts b/ts/industries.ts
index df84d0c..65e1206 100644
--- a/ts/industries.ts
+++ b/ts/industries.ts
@@ -89,7 +89,7 @@ export const IndustryNames = [
 /**
  * Lookup table for converting legacy industry types to names.
  */
-const legacyIndustryNames: Record<IndustryType, IndustryName> = {
+export const legacyIndustryNames: Record<IndustryType, IndustryName> = {
     [IndustryType.coal_mine]: 'coalmine',
     [IndustryType.coaling_tower]: 'coaltower',
     [IndustryType.engine_house_brown]: 'enginehouse_princess',