diff --git a/win32/llvm-ranlib/llvm-ranlib.vcproj b/win32/llvm-ranlib/llvm-ranlib.vcproj
index bcdb3cc..4ea43fa 100644
--- a/win32/llvm-ranlib/llvm-ranlib.vcproj
+++ b/win32/llvm-ranlib/llvm-ranlib.vcproj
@@ -20,7 +20,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\include;.."
-				PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE;__STDC_LIMIT_MACROS"
+				PreprocessorDefinitions="_CRT_SECURE_NO_DEPRECATE;WIN32;_DEBUG;_CONSOLE;__STDC_LIMIT_MACROS"
 				StringPooling="TRUE"
 				MinimalRebuild="TRUE"
 				BasicRuntimeChecks="3"
@@ -73,7 +73,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				AdditionalIncludeDirectories="..\..\include;.."
-				PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;__STDC_LIMIT_MACROS"
+				PreprocessorDefinitions="_CRT_SECURE_NO_DEPRECATE;WIN32;NDEBUG;_CONSOLE;__STDC_LIMIT_MACROS"
 				StringPooling="TRUE"
 				RuntimeLibrary="2"
 				ForceConformanceInForLoopScope="TRUE"