diff --git a/builds/msvc/libzmq/libzmq.vcproj b/builds/msvc/libzmq/libzmq.vcproj
index cfa949d4..42c88058 100644
--- a/builds/msvc/libzmq/libzmq.vcproj
+++ b/builds/msvc/libzmq/libzmq.vcproj
@@ -42,6 +42,7 @@
 				Name="VCCLCompilerTool"
 				AdditionalOptions="-DDLL_EXPORT -DFD_SETSIZE=1024 -D_CRT_SECURE_NO_WARNINGS"
 				Optimization="0"
+				PreprocessorDefinitions="NOMINMAX"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"