diff --git a/projects/openttd_vs80.vcproj b/projects/openttd_vs80.vcproj
index 80c98483b8..c14d90fd60 100644
--- a/projects/openttd_vs80.vcproj
+++ b/projects/openttd_vs80.vcproj
@@ -59,7 +59,7 @@
FavorSizeOrSpeed="2"
OmitFramePointers="true"
AdditionalIncludeDirectories="..\objs\langs"
- PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;WIN32_EXCEPTION_TRACKER;WIN32_ENABLE_DIRECTMUSIC_SUPPORT;WITH_ZLIB;WITH_PNG;WITH_FREETYPE;ENABLE_NETWORK;WITH_PERSONAL_DIR;PERSONAL_DIR=\"OpenTTD\";WITH_ASSERT"
+ PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;WIN32_EXCEPTION_TRACKER;WIN32_ENABLE_DIRECTMUSIC_SUPPORT;WITH_ZLIB;WITH_PNG;WITH_FREETYPE;WITH_ICU;ENABLE_NETWORK;WITH_PERSONAL_DIR;PERSONAL_DIR=\"OpenTTD\";WITH_ASSERT"
StringPooling="true"
ExceptionHandling="1"
RuntimeLibrary="0"
@@ -96,7 +96,7 @@
/>