diff --git a/infra/main.bicep b/infra/main.bicep
index 37a6d79..76e43ac 100644
--- a/infra/main.bicep
+++ b/infra/main.bicep
@@ -97,7 +97,7 @@ var embedConfig = {
 param webAppExists bool = false
 
 var resourceToken = toLower(uniqueString(subscription().id, name, location))
-var prefix = '${name}-${resourceToken}'
+var prefix = '${toLower(name)}-${resourceToken}'
 var tags = { 'azd-env-name': name }
 
 resource resourceGroup 'Microsoft.Resources/resourceGroups@2021-04-01' = {