diff --git a/README.md b/README.md
index 958fac1..62176df 100644
--- a/README.md
+++ b/README.md
@@ -97,6 +97,7 @@ Output (unformatted):
 
 |XML Builder version |PHP version |
 |:------------------:|:----------:|
+|3+                  |8.4+        |
 |1+                  |8.0+        |
 |0+                  |7.4+        |