diff --git a/examples/fdc3-chart-and-grid/js-datagrid/package.json b/examples/fdc3-chart-and-grid/js-datagrid/package.json
index 1c259a29b..af4b7143f 100644
--- a/examples/fdc3-chart-and-grid/js-datagrid/package.json
+++ b/examples/fdc3-chart-and-grid/js-datagrid/package.json
@@ -13,7 +13,7 @@
     "@angular/animations": "21.1.5",
     "@angular/cdk": "21.1.5",
     "@angular/common": "20.3.27",
-    "@angular/compiler": "20.3.27",
+    "@angular/compiler": "20.3.28",
     "@angular/core": "21.1.5",
     "@angular/flex-layout": "^15.0.0-beta.42",
     "@angular/forms": "21.1.5",
diff --git a/examples/fdc3-trade-simulator/js-order-book/package.json b/examples/fdc3-trade-simulator/js-order-book/package.json
index 75b9df01d..d4223eb2c 100644
--- a/examples/fdc3-trade-simulator/js-order-book/package.json
+++ b/examples/fdc3-trade-simulator/js-order-book/package.json
@@ -12,7 +12,7 @@
   "dependencies": {
     "@angular/animations": "21.1.5",
     "@angular/common": "^20.3.27",
-    "@angular/compiler": "^20.3.27",
+    "@angular/compiler": "^20.3.28",
     "@angular/core": "^21.1.5",
     "@angular/forms": "^21.1.5",
     "@angular/material": "21.1.5",
diff --git a/examples/fdc3-trade-simulator/js-trader-app/package.json b/examples/fdc3-trade-simulator/js-trader-app/package.json
index a8d545e76..2caba4747 100644
--- a/examples/fdc3-trade-simulator/js-trader-app/package.json
+++ b/examples/fdc3-trade-simulator/js-trader-app/package.json
@@ -13,7 +13,7 @@
     "@angular/animations": "21.1.5",
     "@angular/cdk": "^21.1.5",
     "@angular/common": "^20.3.27",
-    "@angular/compiler": "^20.3.27",
+    "@angular/compiler": "^20.3.28",
     "@angular/core": "^21.1.5",
     "@angular/forms": "^21.1.5",
     "@angular/material": "21.1.5",
diff --git a/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json b/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json
index 0ef18a82b..04926258e 100644
--- a/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json
+++ b/examples/js-chart-and-grid-messagerouter/js-datagrid/package.json
@@ -13,7 +13,7 @@
     "@angular/animations": "21.1.5",
     "@angular/cdk": "21.1.5",
     "@angular/common": "20.3.27",
-    "@angular/compiler": "20.3.27",
+    "@angular/compiler": "20.3.28",
     "@angular/core": "21.1.5",
     "@angular/flex-layout": "^15.0.0-beta.42",
     "@angular/forms": "21.1.5",
diff --git a/package-lock.json b/package-lock.json
index c14055d25..65e23c73f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -49,7 +49,7 @@
         "@angular/animations": "21.1.5",
         "@angular/cdk": "21.1.5",
         "@angular/common": "20.3.27",
-        "@angular/compiler": "20.3.27",
+        "@angular/compiler": "^20.3.28",
         "@angular/core": "21.1.5",
         "@angular/flex-layout": "^15.0.0-beta.42",
         "@angular/forms": "21.1.5",
@@ -94,9 +94,9 @@
       }
     },
     "examples/fdc3-chart-and-grid/js-datagrid/node_modules/@angular/compiler": {
-      "version": "20.3.27",
-      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.27.tgz",
-      "integrity": "sha512-in3THZ678GAYuOR9RZV18+zZz0KGhlGikyUEfLeALLjGf9ZaR3n+t19BmYx6G2VkF/Xqadne1omQ2vbl6PRASA==",
+      "version": "20.3.28",
+      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.28.tgz",
+      "integrity": "sha512-3iSkIWJEVrdG4Zv0vQs0ieO185aJfb5Vn3whi/D7QEDUNEsHGZSxRDxT1hyDGIaj52FN6+Qo5SFSSsDf+vgUAA==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^2.3.0"
@@ -165,7 +165,7 @@
       "dependencies": {
         "@angular/animations": "21.1.5",
         "@angular/common": "^20.3.27",
-        "@angular/compiler": "^20.3.27",
+        "@angular/compiler": "^20.3.28",
         "@angular/core": "^21.1.5",
         "@angular/forms": "^21.1.5",
         "@angular/material": "21.1.5",
@@ -208,9 +208,9 @@
       }
     },
     "examples/fdc3-trade-simulator/js-order-book/node_modules/@angular/compiler": {
-      "version": "20.3.27",
-      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.27.tgz",
-      "integrity": "sha512-in3THZ678GAYuOR9RZV18+zZz0KGhlGikyUEfLeALLjGf9ZaR3n+t19BmYx6G2VkF/Xqadne1omQ2vbl6PRASA==",
+      "version": "20.3.28",
+      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.28.tgz",
+      "integrity": "sha512-3iSkIWJEVrdG4Zv0vQs0ieO185aJfb5Vn3whi/D7QEDUNEsHGZSxRDxT1hyDGIaj52FN6+Qo5SFSSsDf+vgUAA==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^2.3.0"
@@ -232,7 +232,7 @@
         "@angular/animations": "21.1.5",
         "@angular/cdk": "^21.1.5",
         "@angular/common": "^20.3.27",
-        "@angular/compiler": "^20.3.27",
+        "@angular/compiler": "^20.3.28",
         "@angular/core": "^21.1.5",
         "@angular/forms": "^21.1.5",
         "@angular/material": "21.1.5",
@@ -275,9 +275,9 @@
       }
     },
     "examples/fdc3-trade-simulator/js-trader-app/node_modules/@angular/compiler": {
-      "version": "20.3.27",
-      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.27.tgz",
-      "integrity": "sha512-in3THZ678GAYuOR9RZV18+zZz0KGhlGikyUEfLeALLjGf9ZaR3n+t19BmYx6G2VkF/Xqadne1omQ2vbl6PRASA==",
+      "version": "20.3.28",
+      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.28.tgz",
+      "integrity": "sha512-3iSkIWJEVrdG4Zv0vQs0ieO185aJfb5Vn3whi/D7QEDUNEsHGZSxRDxT1hyDGIaj52FN6+Qo5SFSSsDf+vgUAA==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^2.3.0"
@@ -317,7 +317,7 @@
         "@angular/animations": "21.1.5",
         "@angular/cdk": "21.1.5",
         "@angular/common": "20.3.27",
-        "@angular/compiler": "20.3.27",
+        "@angular/compiler": "^20.3.28",
         "@angular/core": "21.1.5",
         "@angular/flex-layout": "^15.0.0-beta.42",
         "@angular/forms": "21.1.5",
@@ -361,9 +361,9 @@
       }
     },
     "examples/js-chart-and-grid-messagerouter/js-datagrid/node_modules/@angular/compiler": {
-      "version": "20.3.27",
-      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.27.tgz",
-      "integrity": "sha512-in3THZ678GAYuOR9RZV18+zZz0KGhlGikyUEfLeALLjGf9ZaR3n+t19BmYx6G2VkF/Xqadne1omQ2vbl6PRASA==",
+      "version": "20.3.28",
+      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.28.tgz",
+      "integrity": "sha512-3iSkIWJEVrdG4Zv0vQs0ieO185aJfb5Vn3whi/D7QEDUNEsHGZSxRDxT1hyDGIaj52FN6+Qo5SFSSsDf+vgUAA==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^2.3.0"
@@ -26846,7 +26846,7 @@
         "@angular/animations": "^20.3.15",
         "@angular/cdk": "^20.2.14",
         "@angular/common": "^20.3.27",
-        "@angular/compiler": "^20.3.27",
+        "@angular/compiler": "^20.3.28",
         "@angular/core": "^20.3.15",
         "@angular/forms": "^20.3.15",
         "@angular/material": "^20.2.14",
@@ -27328,9 +27328,9 @@
       }
     },
     "prototypes/process-explorer/oss-frontend/node_modules/@angular/compiler": {
-      "version": "20.3.27",
-      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.27.tgz",
-      "integrity": "sha512-in3THZ678GAYuOR9RZV18+zZz0KGhlGikyUEfLeALLjGf9ZaR3n+t19BmYx6G2VkF/Xqadne1omQ2vbl6PRASA==",
+      "version": "20.3.28",
+      "resolved": "https://registry.npmjs.org/@angular/compiler/-/compiler-20.3.28.tgz",
+      "integrity": "sha512-3iSkIWJEVrdG4Zv0vQs0ieO185aJfb5Vn3whi/D7QEDUNEsHGZSxRDxT1hyDGIaj52FN6+Qo5SFSSsDf+vgUAA==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^2.3.0"
diff --git a/prototypes/process-explorer/oss-frontend/package.json b/prototypes/process-explorer/oss-frontend/package.json
index 83aa0a543..442ca19a5 100644
--- a/prototypes/process-explorer/oss-frontend/package.json
+++ b/prototypes/process-explorer/oss-frontend/package.json
@@ -15,7 +15,7 @@
     "@angular/animations": "^20.3.15",
     "@angular/cdk": "^20.2.14",
     "@angular/common": "^20.3.27",
-    "@angular/compiler": "^20.3.27",
+    "@angular/compiler": "^20.3.28",
     "@angular/core": "^20.3.15",
     "@angular/forms": "^20.3.15",
     "@angular/material": "^20.2.14",