diff --git a/hal/CMakeLists.txt b/hal/CMakeLists.txt
index 1441d5ac..d2858dfd 100644
--- a/hal/CMakeLists.txt
+++ b/hal/CMakeLists.txt
@@ -26,6 +26,7 @@ if(WIN32)
 if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/../third_party/winpcap/Lib/wpcap.lib")
 message("Found winpcap -> compile ethernet HAL layer (required for GOOSE/SV support)")
 set(WITH_WPCAP 1)
+include_directories(../third_party/winpcap/include)
 else()
 message("winpcap not found -> skip ethernet HAL layer (no GOOSE/SV support)")
 endif()