diff --git a/externals/libfptu/src/erthink/cmake/compiler.cmake b/externals/libfptu/src/erthink/cmake/compiler.cmake
index 8ad63d2c..c1bc1bcd 100644
--- a/externals/libfptu/src/erthink/cmake/compiler.cmake
+++ b/externals/libfptu/src/erthink/cmake/compiler.cmake
@@ -674,7 +674,7 @@ macro(setup_compile_flags)
 
   # Only add -Werror if it's a debug build, done by developers.
   # Release builds should not cause extra trouble.
-  if(CC_HAS_WERROR AND (CI OR CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE STREQUAL "Debug"))
+  if(CC_HAS_WERROR)
     if(MSVC)
       add_compile_flags("C;CXX" "/WX")
     elseif(CMAKE_COMPILER_IS_CLANG)
diff --git a/externals/libmdbx/cmake/compiler.cmake b/externals/libmdbx/cmake/compiler.cmake
index 22ed4024..fa56736a 100644
--- a/externals/libmdbx/cmake/compiler.cmake
+++ b/externals/libmdbx/cmake/compiler.cmake
@@ -676,7 +676,7 @@ macro(setup_compile_flags)
 
   # Only add -Werror if it's a debug build, done by developers.
   # Release builds should not cause extra trouble.
-  if(CC_HAS_WERROR AND (CI OR CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE STREQUAL "Debug"))
+  if(CC_HAS_WERROR)
     if(MSVC)
       add_compile_flags("C;CXX" "/WX")
     elseif(CMAKE_COMPILER_IS_CLANG)