diff --git a/cmake/flags.cmake b/cmake/flags.cmake
index 516f306f72836f8879b15845d26af1f5a81ef75e..261b5596cdd78cd8912045a9da339abec9601ed3 100644
--- a/cmake/flags.cmake
+++ b/cmake/flags.cmake
@@ -144,11 +144,8 @@ if(NOT WIN32)
       -Werror
       -Wall
       -Wextra
-      -Wnon-virtual-dtor
-      -Wdelete-non-virtual-dtor
       -Wno-unused-parameter
       -Wno-unused-function
-      -Wno-error=literal-suffix
       -Wno-error=array-bounds #Warning in Eigen, gcc 12.2
       -Wno-error=ignored-attributes # Warnings in Eigen, gcc 6.3
       -Wno-error=int-in-bool-context # Warning in Eigen gcc 7.2