diff --git a/libs/win32/ldns/ldns-lib/ldns-lib.2008.vcproj b/libs/win32/ldns/ldns-lib/ldns-lib.2008.vcproj
index 41f164a0eb..bea10fd9c7 100644
--- a/libs/win32/ldns/ldns-lib/ldns-lib.2008.vcproj
+++ b/libs/win32/ldns/ldns-lib/ldns-lib.2008.vcproj
@@ -45,7 +45,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\ldns\;."
-				PreprocessorDefinitions="HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
+				PreprocessorDefinitions="HAVE_STRUCT_ADDRINFO;HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -109,7 +109,7 @@
 				Optimization="2"
 				EnableIntrinsicFunctions="true"
 				AdditionalIncludeDirectories="..\..\..\ldns\;."
-				PreprocessorDefinitions="HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
+				PreprocessorDefinitions="HAVE_STRUCT_ADDRINFO;HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
 				WarningLevel="3"
@@ -171,7 +171,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\ldns\;."
-				PreprocessorDefinitions="HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
+				PreprocessorDefinitions="HAVE_STRUCT_ADDRINFO;HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -236,7 +236,7 @@
 				Optimization="2"
 				EnableIntrinsicFunctions="true"
 				AdditionalIncludeDirectories="..\..\..\ldns\;."
-				PreprocessorDefinitions="HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
+				PreprocessorDefinitions="HAVE_STRUCT_ADDRINFO;HAVE_CONFIG_H;_CRT_SECURE_NO_DEPRECATE"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
 				WarningLevel="3"