diff --git a/CMakeLists.txt b/CMakeLists.txt
index 83c499f89..636e83c9c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,6 +11,7 @@ message("Build Type: ${CMAKE_BUILD_TYPE}")
 
 # Pull in modules.
 set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/CMakeModules/")
+include(DuckStationUtils)
 
 # Platform detection.
 if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
diff --git a/CMakeModules/DuckStationUtils.cmake b/CMakeModules/DuckStationUtils.cmake
new file mode 100644
index 000000000..265fe4f2e
--- /dev/null
+++ b/CMakeModules/DuckStationUtils.cmake
@@ -0,0 +1,7 @@
+function(disable_compiler_warnings_for_target target)
+	if(MSVC)
+		target_compile_options(${target} PRIVATE "/W0")
+	else()
+		target_compile_options(${target} PRIVATE "-w")
+	endif()
+endfunction()
diff --git a/dep/CMakeLists.txt b/dep/CMakeLists.txt
index 86969f8f5..30b954b58 100644
--- a/dep/CMakeLists.txt
+++ b/dep/CMakeLists.txt
@@ -1,49 +1,73 @@
 add_subdirectory(fmt EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(fmt)
 add_subdirectory(stb EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(stb)
 add_subdirectory(zlib EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(zlib)
 add_subdirectory(zstd EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(zstd)
 add_subdirectory(minizip EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(minizip)
 add_subdirectory(lzma EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(lzma)
 add_subdirectory(libchdr EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(libchdr)
 add_subdirectory(xxhash EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(xxhash)
 add_subdirectory(rapidjson EXCLUDE_FROM_ALL)
 add_subdirectory(glslang EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(glslang)
 add_subdirectory(imgui EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(imgui)
 add_subdirectory(simpleini EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(simpleini)
 add_subdirectory(vulkan EXCLUDE_FROM_ALL)
 add_subdirectory(soundtouch EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(soundtouch)
 add_subdirectory(googletest EXCLUDE_FROM_ALL)
 add_subdirectory(cpuinfo EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(cpuinfo)
 add_subdirectory(fast_float EXCLUDE_FROM_ALL)
 add_subdirectory(reshadefx EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(reshadefx)
 add_subdirectory(rcheevos EXCLUDE_FROM_ALL)
+disable_compiler_warnings_for_target(rcheevos)
 
 if(ENABLE_CUBEB)
   add_subdirectory(cubeb EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(cubeb)
+  disable_compiler_warnings_for_target(speex)
 endif()
 
 if(ENABLE_OPENGL)
   add_subdirectory(glad EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(glad)
 endif()
 
 if(ENABLE_DISCORD_PRESENCE)
   add_subdirectory(discord-rpc EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(discord-rpc)
 endif()
 
 if(${CPU_ARCH} STREQUAL "aarch32" OR ${CPU_ARCH} STREQUAL "aarch64")
   add_subdirectory(vixl EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(vixl)
 endif()
 
 if(${CPU_ARCH} STREQUAL "riscv64")
   add_subdirectory(biscuit EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(biscuit)
   add_subdirectory(riscv-disas EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(riscv-disas)
 endif()
 
 if(WIN32)
   add_subdirectory(d3d12ma EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(d3d12ma)
   add_subdirectory(winpixeventruntime EXCLUDE_FROM_ALL)
 endif()
 
 if(APPLE)
   add_subdirectory(spirv-cross EXCLUDE_FROM_ALL)
+  disable_compiler_warnings_for_target(spriv-cross)
 endif()