diff --git a/cmake/BuildParameters.cmake b/cmake/BuildParameters.cmake
index 2e6b7c8789..730f35c3dd 100644
--- a/cmake/BuildParameters.cmake
+++ b/cmake/BuildParameters.cmake
@@ -203,7 +203,8 @@ set(HARDENING_FLAG "-D_FORTIFY_SOURCE=2  -Wformat -Wformat-security")
 # -Wno-missing-field-initializers: standard allow to init only the begin of struct/array in static init. Just a silly warning.
 # -Wno-unused-function: warn for function not used in release build
 # -Wno-unused-variable: just annoying to manage different level of logging, a couple of extra var won't kill any serious compiler.
-set(DEFAULT_WARNINGS "-Wall -Wno-attributes -Wstrict-aliasing -Wno-missing-field-initializers -Wno-unused-function -Wno-unused-parameter -Wno-unused-variable")
+# -Wno-unused-value: lots of warning for this kind of statements "0 && ...". There are used to disable some parts of code in release/dev build.
+set(DEFAULT_WARNINGS "-Wall -Wno-attributes -Wstrict-aliasing -Wno-missing-field-initializers -Wno-unused-function -Wno-unused-parameter -Wno-unused-variable -Wno-unused-value")
 
 if (USE_CLANG)
     # -Wno-deprecated-register: glib issue...
diff --git a/pcsx2/CMakeLists.txt b/pcsx2/CMakeLists.txt
index 846092f4a9..d12a775c4d 100644
--- a/pcsx2/CMakeLists.txt
+++ b/pcsx2/CMakeLists.txt
@@ -17,7 +17,7 @@ set(CommonFlags
     -Wstrict-aliasing # Allow to track strict aliasing issue.
     -Wno-char-subscripts # only impact svu which is deprecated
     -Wno-missing-braces
-    -Wno-ignored-attributes
+    #-Wno-ignored-attributes # don't remember why I put here but it is pure C option, therefore it complains for nothings on cpp files
 	)
 
 # set optimization flags