diff --git a/CMakeLists.txt b/CMakeLists.txt
index d48344c..f16fe57 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,6 +5,7 @@ add_compile_options(
     -Wall
     -Wextra
     -Wpedantic
+    -Waliasing
     -Wconversion-extra
     -Wsurprising
     -Werror)