diff --git a/README.md b/README.md
index 228f14640..d757bd458 100644
--- a/README.md
+++ b/README.md
@@ -46,8 +46,8 @@ You can install ARLBench using `pip`:
 pip install arlbench
 ```
 
-> **Warning**<br>
-If you want to use envpool environments (not currently supported for Mac!), instead choose:
+> [!WARNING]
+> If you want to use envpool environments (not currently supported for Mac!), instead choose:
 ```bash
 pip install arlbench[envpool]
 ```
@@ -72,8 +72,8 @@ Then you can install the benchmark. For the base version, use:
 ```bash
 make install
 ```
-> **Warning**<br>
-For the envpool functionality (not available on Mac!), instead use:
+> [!WARNING]
+> For the envpool functionality (not available on Mac!), instead use:
 ```bash
 make install-envpool
 ```