diff --git a/src/mod/endpoints/mod_iax/mod_iax.vcproj b/src/mod/endpoints/mod_iax/mod_iax.vcproj
index c0e5816dd5..2c9b354ccd 100644
--- a/src/mod/endpoints/mod_iax/mod_iax.vcproj
+++ b/src/mod/endpoints/mod_iax/mod_iax.vcproj
@@ -52,6 +52,7 @@
 				WarnAsError="true"
 				Detect64BitPortabilityProblems="true"
 				DebugInformationFormat="4"
+				DisableSpecificWarnings="4201"
 			/>
 			<Tool
 				Name="VCManagedResourceCompilerTool"
@@ -133,6 +134,7 @@
 				WarnAsError="true"
 				Detect64BitPortabilityProblems="true"
 				DebugInformationFormat="3"
+				DisableSpecificWarnings="4201"
 			/>
 			<Tool
 				Name="VCManagedResourceCompilerTool"