diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index c55c6198..5e401726 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -170,7 +170,7 @@ if (LWS_WITH_STATIC)
 	)
 	target_include_directories(websockets PRIVATE ${LWS_LIB_BUILD_INC_PATHS})
 	target_compile_definitions(websockets PRIVATE LWS_BUILDING_STATIC)
-	target_include_directories(websockets PUBLIC ${LWS_PUBLIC_INCLUDES})
+	target_include_directories(websockets PUBLIC $<BUILD_INTERFACE:${LWS_PUBLIC_INCLUDES}>)
 	set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} PARENT_SCOPE)
 
 	if (WIN32)
@@ -198,7 +198,7 @@ if (LWS_WITH_SHARED)
 	)
 	target_include_directories(websockets_shared PRIVATE ${LWS_LIB_BUILD_INC_PATHS})
 	target_compile_definitions(websockets_shared PRIVATE LWS_BUILDING_SHARED)
-	target_include_directories(websockets_shared PUBLIC ${LWS_PUBLIC_INCLUDES})
+	target_include_directories(websockets_shared PUBLIC $<BUILD_INTERFACE:${LWS_PUBLIC_INCLUDES}>)
 	set(LWS_PUBLIC_INCLUDES ${LWS_PUBLIC_INCLUDES} PARENT_SCOPE)
 
 	# We want the shared lib to be named "libwebsockets"