diff --git a/entrypoint.sh b/entrypoint.sh
index 455cd7d9..0458542a 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -4,5 +4,7 @@
 # container a lot heavier, but we don't spin up many instances, or often,
 # so it doesn't matter.
 
-npm run build
-serve -s build -l 8080
\ No newline at end of file
+#npm run build
+#serve -s build -l 8080
+
+npm start -- --port 8080
diff --git a/package-lock.json b/package-lock.json
index 85f11299..d8146081 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "plan2adapt-v2-sketch",
-  "version": "1.1.0",
+  "version": "2.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -14901,6 +14901,11 @@
       "resolved": "https://registry.npmjs.org/promise-inflight/-/promise-inflight-1.0.1.tgz",
       "integrity": "sha1-mEcocL8igTL8vdhoEputEsPAKeM="
     },
+    "promise-polyfill": {
+      "version": "8.1.3",
+      "resolved": "https://registry.npmjs.org/promise-polyfill/-/promise-polyfill-8.1.3.tgz",
+      "integrity": "sha512-MG5r82wBzh7pSKDRa9y+vllNHz3e3d4CNj1PQE4BQYxLme0gKYYBm9YENq+UkEikyZ0XbiGWxYlVw3Rl9O/U8g=="
+    },
     "prompts": {
       "version": "0.1.14",
       "resolved": "https://registry.npmjs.org/prompts/-/prompts-0.1.14.tgz",
diff --git a/package.json b/package.json
index ea562d7b..45483be3 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,7 @@
     "pcic-react-leaflet-components": "git+https://git@github.com/pacificclimate/pcic-react-leaflet-components.git",
     "proj4": "^2.5.0",
     "proj4leaflet": "^1.0.2",
+    "promise-polyfill": "8.1.3",
     "prop-types": "^15.6.2",
     "react": "^16.13.1",
     "react-bootstrap": "^1.0.1",
diff --git a/src/index.js b/src/index.js
index 8b425789..61c01339 100755
--- a/src/index.js
+++ b/src/index.js
@@ -6,6 +6,7 @@ import ExternalText from './temporary/external-text';
 import ErrorBoundary from './components/misc/ErrorBoundary';
 import App from './components/app-root/App';
 import { makeYamlLoader } from './utils/external-text';
+import 'promise-polyfill/src/polyfill';
 
 
 const loadTexts = makeYamlLoader(
diff --git a/src/temporary/external-text.js b/src/temporary/external-text.js
index 901e61e0..b3c11199 100644
--- a/src/temporary/external-text.js
+++ b/src/temporary/external-text.js
@@ -198,6 +198,7 @@ export function get(
       }
       return (<ReactMarkdown escapeHtml={false} source={source} {...props}/>);
     } catch (e) {
+      console.trace();
       return whenErrorResponse(
         as, whenError, `Error in external text '${path}': ${e.toString()}.`
       );