diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 085c150e2..30c525c44 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -40,7 +40,7 @@ transform_makefile_inc("Makefile.inc" "${CMAKE_CURRENT_BINARY_DIR}/Makefile.inc.
 include(${CMAKE_CURRENT_BINARY_DIR}/Makefile.inc.cmake)
 
 if(MSVC)
-  list(APPEND CURL_SOURCE curl.rc)
+  list(APPEND CURL_FILES curl.rc)
 endif()
 
 # CURL_FILES comes from Makefile.inc