diff --git a/src/cloud/backend.c4 b/src/cloud/backend.c4
index a792a3a..fe71b72 100644
--- a/src/cloud/backend.c4
+++ b/src/cloud/backend.c4
@@ -6,9 +6,7 @@ model {
       technology 'AWS Aurora PostgreSQL'
       description 'Database for storing relational data'
       link https://aws.amazon.com/rds/postgresql/
-      style {
-        icon https://icons.terrastruct.com/dev%2Fpostgresql.svg
-      }
+      icon tech:postgresql  
 
       tbl_customers = db_table '[ customers ]' {
         technology '<< private schema >>'
diff --git a/src/cloud/ui.c4 b/src/cloud/ui.c4
index eb6ee2a..de24973 100644
--- a/src/cloud/ui.c4
+++ b/src/cloud/ui.c4
@@ -14,6 +14,7 @@ model {
       technology 'Flutter'
       description 'The mobile app of the cloud system'
       link https://flutter.dev/
+      icon tech:flutter
       
       -> cloud.backend.graphql 'fetches data'
       -> aws.cognito 'authenticates'
diff --git a/src/model.c4 b/src/model.c4
index ac5c024..a478b2e 100644
--- a/src/model.c4
+++ b/src/model.c4
@@ -43,6 +43,7 @@ model {
     cognito = component 'Cognito' {
       link https://aws.amazon.com/cognito/
       description 'Provides user management and authentication'
+      icon aws:cognito
     }
   }