diff --git a/src/frontend/libslirp/CMakeLists.txt b/src/frontend/libslirp/CMakeLists.txt
index 7ece5b3d..6b9f5788 100644
--- a/src/frontend/libslirp/CMakeLists.txt
+++ b/src/frontend/libslirp/CMakeLists.txt
@@ -49,11 +49,9 @@ configure_file("${CMAKE_CURRENT_SOURCE_DIR}/src/libslirp-version.h.in" "${CMAKE_
 add_library(slirp STATIC ${SOURCES})
 target_include_directories(slirp PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/glib")
 target_include_directories(slirp PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/src")
-target_include_directories(slirp PRIVATE "${CMAKE_CURRENT_BINARY_DIR}")
+target_include_directories(slirp PUBLIC "${CMAKE_CURRENT_BINARY_DIR}")
 
 target_compile_definitions(slirp PRIVATE BUILDING_LIBSLIRP)
-set_target_properties(slirp PROPERTIES INTERPROCEDURAL_OPTIMIZATION OFF)
-set_target_properties(slirp PROPERTIES INTERPROCEDURAL_OPTIMIZATION_RELEASE OFF)
 
 if (WIN32)
 	target_link_libraries(slirp PRIVATE ws2_32 iphlpapi)
@@ -61,4 +59,4 @@ elseif(HAIKU)
 	target_Link_libraries(slirp PRIVATE network)
 elseif(APPLE)
 	target_link_libraries(slirp PRIVATE resolv)
-endif()
\ No newline at end of file
+endif()
diff --git a/src/frontend/qt_sdl/LAN_Socket.cpp b/src/frontend/qt_sdl/LAN_Socket.cpp
index e938af80..df0d754b 100644
--- a/src/frontend/qt_sdl/LAN_Socket.cpp
+++ b/src/frontend/qt_sdl/LAN_Socket.cpp
@@ -26,7 +26,7 @@
 #include "FIFO.h"
 #include "Platform.h"
 
-#include <slirp/libslirp.h>
+#include <libslirp.h>
 
 #ifdef __WIN32__
 	#include <ws2tcpip.h>