diff --git a/cmake/tools/SetupWebKit.cmake b/cmake/tools/SetupWebKit.cmake
index d48552420b..d3283cd2fd 100644
--- a/cmake/tools/SetupWebKit.cmake
+++ b/cmake/tools/SetupWebKit.cmake
@@ -41,14 +41,6 @@ if(WEBKIT_LOCAL)
   return()
 endif()
 
-if(EXISTS ${WEBKIT_PATH}/package.json)
-  file(READ ${WEBKIT_PATH}/package.json WEBKIT_PACKAGE_JSON)
-
-  if(WEBKIT_PACKAGE_JSON MATCHES ${WEBKIT_VERSION})
-    return()
-  endif()
-endif()
-
 if(WIN32)
   set(WEBKIT_OS "windows")
 elseif(APPLE)
@@ -86,10 +78,18 @@ if(ENABLE_ASAN)
   set(WEBKIT_SUFFIX "${WEBKIT_SUFFIX}-asan")
 endif()
 
-set(WEBKIT_NAME bun-webkit-${WEBKIT_OS}-${WEBKIT_ARCH}${WEBKIT_SUFFIX})
+setx(WEBKIT_NAME bun-webkit-${WEBKIT_OS}-${WEBKIT_ARCH}${WEBKIT_SUFFIX})
 set(WEBKIT_FILENAME ${WEBKIT_NAME}.tar.gz)
 setx(WEBKIT_DOWNLOAD_URL https://github.com/oven-sh/WebKit/releases/download/autobuild-${WEBKIT_VERSION}/${WEBKIT_FILENAME})
 
+if(EXISTS ${WEBKIT_PATH}/package.json)
+  file(READ ${WEBKIT_PATH}/package.json WEBKIT_PACKAGE_JSON)
+
+  if(WEBKIT_PACKAGE_JSON MATCHES ${WEBKIT_VERSION})
+    return()
+  endif()
+endif()
+
 file(DOWNLOAD ${WEBKIT_DOWNLOAD_URL} ${CACHE_PATH}/${WEBKIT_FILENAME} SHOW_PROGRESS)
 file(ARCHIVE_EXTRACT INPUT ${CACHE_PATH}/${WEBKIT_FILENAME} DESTINATION ${CACHE_PATH} TOUCH)
 file(REMOVE ${CACHE_PATH}/${WEBKIT_FILENAME})