diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 697a9ab97..71f5773c5 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -62,12 +62,10 @@ if (MSVC)
 
         # Warnings
         /W4
-        /WX
 
         /we4062 # Enumerator 'identifier' in a switch of enum 'enumeration' is not handled
         /we4189 # 'identifier': local variable is initialized but not referenced
         /we4265 # 'class': class has virtual functions, but destructor is not virtual
-        /we4388 # 'expression': signed/unsigned mismatch
         /we4389 # 'operator': signed/unsigned mismatch
         /we4456 # Declaration of 'identifier' hides previous local declaration
         /we4457 # Declaration of 'identifier' hides function parameter
diff --git a/src/audio_core/CMakeLists.txt b/src/audio_core/CMakeLists.txt
index 4e4ed1789..381df19ff 100644
--- a/src/audio_core/CMakeLists.txt
+++ b/src/audio_core/CMakeLists.txt
@@ -212,8 +212,6 @@ add_library(audio_core STATIC
 
 if (MSVC)
     target_compile_options(audio_core PRIVATE
-        /we4242 # 'identifier': conversion from 'type1' to 'type2', possible loss of data
-        /we4244 # 'conversion': conversion from 'type1' to 'type2', possible loss of data
         /we4245 # 'conversion': conversion from 'type1' to 'type2', signed/unsigned mismatch
         /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
         /we4800 # Implicit conversion from 'type' to bool. Possible information loss
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 796ffc26b..3ecbd5a0d 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -233,8 +233,6 @@ if (MSVC)
     _SILENCE_CXX17_CODECVT_HEADER_DEPRECATION_WARNING
   )
   target_compile_options(common PRIVATE
-    /we4242 # 'identifier': conversion from 'type1' to 'type2', possible loss of data
-    /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
     /we4800 # Implicit conversion from 'type' to bool. Possible information loss
   )
 else()
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 81b79abc5..d67ca881b 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -1144,8 +1144,6 @@ add_library(core STATIC
 
 if (MSVC)
     target_compile_options(core PRIVATE
-        /we4242 # 'identifier': conversion from 'type1' to 'type2', possible loss of data
-        /we4244 # 'conversion': conversion from 'type1' to 'type2', possible loss of data
         /we4245 # 'conversion': conversion from 'type1' to 'type2', signed/unsigned mismatch
         /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
         /we4800 # Implicit conversion from 'type' to bool. Possible information loss
diff --git a/src/hid_core/CMakeLists.txt b/src/hid_core/CMakeLists.txt
index 2699e1599..98464fbcc 100644
--- a/src/hid_core/CMakeLists.txt
+++ b/src/hid_core/CMakeLists.txt
@@ -141,8 +141,6 @@ add_library(hid_core STATIC
 
 if (MSVC)
     target_compile_options(hid_core PRIVATE
-        /we4242 # 'identifier': conversion from 'type1' to 'type2', possible loss of data
-        /we4244 # 'conversion': conversion from 'type1' to 'type2', possible loss of data
         /we4245 # 'conversion': conversion from 'type1' to 'type2', signed/unsigned mismatch
         /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
         /we4800 # Implicit conversion from 'type' to bool. Possible information loss
diff --git a/src/input_common/CMakeLists.txt b/src/input_common/CMakeLists.txt
index d455323e0..d6fd9360d 100644
--- a/src/input_common/CMakeLists.txt
+++ b/src/input_common/CMakeLists.txt
@@ -37,7 +37,6 @@ add_library(input_common STATIC
 
 if (MSVC)
     target_compile_options(input_common PRIVATE
-        /we4242 # 'identifier': conversion from 'type1' to 'type2', possible loss of data
         /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
         /we4800 # Implicit conversion from 'type' to bool. Possible information loss
     )
diff --git a/src/shader_recompiler/CMakeLists.txt b/src/shader_recompiler/CMakeLists.txt
index eb412d08e..393478ba2 100644
--- a/src/shader_recompiler/CMakeLists.txt
+++ b/src/shader_recompiler/CMakeLists.txt
@@ -252,7 +252,6 @@ target_link_libraries(shader_recompiler PUBLIC common fmt::fmt sirit ${SPIRV_TOO
 
 if (MSVC)
     target_compile_options(shader_recompiler PRIVATE
-        /we4242 # 'identifier': conversion from 'type1' to 'type2', possible loss of data
         /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
         /we4800 # Implicit conversion from 'type' to bool. Possible information loss
     )
diff --git a/src/video_core/CMakeLists.txt b/src/video_core/CMakeLists.txt
index 6c0dda296..94a88eede 100644
--- a/src/video_core/CMakeLists.txt
+++ b/src/video_core/CMakeLists.txt
@@ -341,12 +341,7 @@ if (ENABLE_NSIGHT_AFTERMATH)
     target_include_directories(video_core PRIVATE "$ENV{NSIGHT_AFTERMATH_SDK}/include")
 endif()
 
-if (MSVC)
-    target_compile_options(video_core PRIVATE
-        /we4242 # 'identifier': conversion from 'type1' to 'type2', possible loss of data
-        /we4244 # 'conversion': conversion from 'type1' to 'type2', possible loss of data
-    )
-else()
+if (NOT MSVC)
     if (APPLE)
         # error: declaration shadows a typedef in 'interval_base_set<SubType, DomainT, Compare, Interval, Alloc>'
         # error: implicit conversion loses integer precision: 'int' to 'boost::icl::bound_type' (aka 'unsigned char')