diff --git a/_pages/documentation/learning_gem5/part1/part1_2_simple_config.md b/_pages/documentation/learning_gem5/part1/part1_2_simple_config.md
index 26a6296..561c517 100644
--- a/_pages/documentation/learning_gem5/part1/part1_2_simple_config.md
+++ b/_pages/documentation/learning_gem5/part1/part1_2_simple_config.md
@@ -350,7 +350,8 @@
 in-order CPU, or `DerivO3CPU` to model an out-of-order CPU. However,
 note that `DerivO3CPU` currently does not work with simple.py, because
 `DerivO3CPU` requires a system with separate instruction and data caches
-(`DerivO3CPU` does work with the configuration in the next section).
+(`DerivO3CPU` does work with the configuration in the next section). Also note
+that `MinorCPU` does not work with X86 as of gem5 version 22.0.0.
 
 Next, we will add caches to our configuration file to model a more
 complex system.