diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index 01af2fae..ddb84b70 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -14,7 +14,6 @@ set(KTX_SOURCES
     ${KTX_DIR}/lib/swap.c
     ${KTX_DIR}/lib/memstream.c
     ${KTX_DIR}/lib/filestream.c
-    ${KTX_DIR}/lib/vkloader.c
 )
 set(KTX_INCLUDE
     ${KTX_DIR}/include