diff --git a/README.md b/README.md
index 4c5223ba..b50b69cb 100644
--- a/README.md
+++ b/README.md
@@ -40,10 +40,15 @@
 
 ## Install
 
-### Angular >= 12
+### Angular >= 19
 ```
 npm install ng2-pdf-viewer
 ```
+
+### 12 ≤ Angular < 19
+```
+npm install ng2-pdf-viewer@10.3.4
+```
 > Partial Ivy compilated library bundles.
 
 ### Angular >= 4