diff --git a/CMakeLists.txt b/CMakeLists.txt
index 20bd474..7b69743 100644
--- a/CMakeLists.txt	
+++ b/CMakeLists.txt
@@ -187,13 +187,13 @@ endif()
 if(WIN32)
     file(TO_NATIVE_PATH ${XXD_COMMAND} XXD_COMMAND)
     file(TO_NATIVE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/include/master.css MASTER_FILE)
-    add_custom_command(OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/src/master.css.inc
-        COMMAND type ${MASTER_FILE} | "${XXD_COMMAND}" -i > ${CMAKE_CURRENT_SOURCE_DIR}/src/master.css.inc)
+    add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/src/master.css.inc
+        COMMAND type ${MASTER_FILE} | "${XXD_COMMAND}" -i > ${CMAKE_CURRENT_BINARY_DIR}/src/master.css.inc)
 else()
-    add_custom_command(OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/src/master.css.inc
-        COMMAND cat ${CMAKE_CURRENT_SOURCE_DIR}/include/master.css | xxd -i > ${CMAKE_CURRENT_SOURCE_DIR}/src/master.css.inc)
+    add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/src/master.css.inc
+        COMMAND cat ${CMAKE_CURRENT_SOURCE_DIR}/include/master.css | xxd -i > ${CMAKE_CURRENT_BINARY_DIR}/src/master.css.inc)
 endif()
-set_source_files_properties(${CMAKE_CURRENT_SOURCE_DIR}/src/master.css.inc PROPERTIES GENERATED TRUE)
+set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/src/master.css.inc PROPERTIES GENERATED TRUE)
 
 # Tests
 
@@ -218,7 +218,7 @@ if (BUILD_TESTING)
     add_executable(
         ${TEST_NAME}
         ${TEST_LITEHTML}
-        ${CMAKE_CURRENT_SOURCE_DIR}/src/master.css.inc
+        ${CMAKE_CURRENT_BINARY_DIR}/src/master.css.inc
     )
 
     set_target_properties(${TEST_NAME} PROPERTIES
@@ -243,7 +243,7 @@ if (BUILD_TESTING)
 endif()
 
 #     set(TEST_NAME ${PROJECT_NAME}_tests)
-#     add_executable(${TEST_NAME} ${TEST_LITEHTML} ${CMAKE_CURRENT_SOURCE_DIR}/src/master.css.inc)
+#     add_executable(${TEST_NAME} ${TEST_LITEHTML} ${CMAKE_CURRENT_BINARY_DIR}/src/master.css.inc)
 #     set_target_properties(${TEST_NAME} PROPERTIES
 #         CXX_STANDARD 11
 #         C_STANDARD 99