diff --git a/angular/src/index.html b/angular/src/index.html
index 2da699cd..c4645841 100644
--- a/angular/src/index.html
+++ b/angular/src/index.html
@@ -26,6 +26,8 @@
 
             if (/^hazmapper.tacc.utexas.edu/.test(hostname) && pathname.startsWith('/staging')) {
                 document.getElementById('base').href = '/staging/';
+            } else if (/^hazmapper.tacc.utexas.edu/.test(hostname) && pathname.startsWith('/dev')) {
+                document.getElementById('base').href = '/dev/';
             } else if (/^hazmapper.tacc.utexas.edu/.test(hostname)) {
                 document.getElementById('base').href = '/hazmapper/';
             } else {