diff --git a/RecastDemo/premake5.lua b/RecastDemo/premake5.lua
index 70fa34fd..f2e47545 100644
--- a/RecastDemo/premake5.lua
+++ b/RecastDemo/premake5.lua
@@ -58,7 +58,7 @@ project "DebugUtils"
 	language "C++"
 	cppdialect "C++98"
 	kind "StaticLib"
-	fatalwarnings { "All" }
+	flags { "FatalCompileWarnings" }
 	includedirs {
 		"../DebugUtils/Include",
 		"../Detour/Include",
@@ -74,7 +74,7 @@ project "Detour"
 	language "C++"
 	cppdialect "C++98"
 	kind "StaticLib"
-	fatalwarnings { "All" }
+	flags { "FatalCompileWarnings" }
 	includedirs {
 		"../Detour/Include"
 	}
@@ -93,7 +93,7 @@ project "DetourCrowd"
 	language "C++"
 	cppdialect "C++98"
 	kind "StaticLib"
-	fatalwarnings { "All" }
+	flags { "FatalCompileWarnings" }
 	includedirs {
 		"../DetourCrowd/Include",
 		"../Detour/Include",
@@ -108,7 +108,7 @@ project "DetourTileCache"
 	language "C++"
 	cppdialect "C++98"
 	kind "StaticLib"
-	fatalwarnings { "All" }
+	flags { "FatalCompileWarnings" }
 	includedirs {
 		"../DetourTileCache/Include",
 		"../Detour/Include",
@@ -123,7 +123,7 @@ project "Recast"
 	language "C++"
 	cppdialect "C++98"
 	kind "StaticLib"
-	fatalwarnings { "All" }
+	flags { "FatalCompileWarnings" }
 	includedirs {
 		"../Recast/Include"
 	}
@@ -224,7 +224,7 @@ project "Tests"
 	language "C++"
 	cppdialect "C++20" -- Catch requires newer C++ features
 	kind "ConsoleApp"
-	fatalwarnings { "All" }
+	flags { "FatalCompileWarnings" }
 
 	-- Catch requires RTTI and exceptions
 	exceptionhandling "On"