diff --git a/vanilla/.htaccess b/vanilla/.htaccess
index 404401e..bbe0cc8 100644
--- a/vanilla/.htaccess
+++ b/vanilla/.htaccess
@@ -47,6 +47,13 @@
     RewriteCond %{ENV:REDIRECT_X_REWRITE} .+
     RewriteCond %{ENV:REDIRECT_X_PATH_INFO} (.+)
     RewriteRule ^index\.php - [E=X_REWRITE:1,E=!REDIRECT_X_REWRITE,E=X_PATH_INFO:%1,E=!REDIRECT_X_PATH_INFO,L]
+
+    ####
+    # Pass Authorization header to php environment variable to support API authentication
+    ####
+    <IfModule mod_setenvif.c>
+       SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
+    </IfModule>
 </IfModule>
 
 <IfModule mod_headers.c>