diff --git a/ext/native/file/CMakeLists.txt b/ext/native/file/CMakeLists.txt
index 26be767209..047f14655b 100644
--- a/ext/native/file/CMakeLists.txt
+++ b/ext/native/file/CMakeLists.txt
@@ -1,8 +1,7 @@
 set(SRCS
   chunk_file.cpp
   zip_read.cpp
-  file_util.cpp
-  dialog.cpp)
+  file_util.cpp)
 
 set(SRCS ${SRCS})
 
diff --git a/ext/native/tools/CMakeLists.txt b/ext/native/tools/CMakeLists.txt
index 54d2d21650..bd9365f37a 100644
--- a/ext/native/tools/CMakeLists.txt
+++ b/ext/native/tools/CMakeLists.txt
@@ -45,12 +45,11 @@ add_subdirectory(../image image)
 add_subdirectory(../math math)
 add_subdirectory(../util util)
 add_subdirectory(../ext/rg_etc1 rg_etc1)
-add_subdirectory(../ext/stb_image stb_image)
 add_subdirectory(../ext/libpng17 png17)
 
 
 add_executable(atlastool atlastool.cpp)
-target_link_libraries(atlastool freetype util image png17 z stb_image rg_etc1 file base)
+target_link_libraries(atlastool freetype util image png17 z rg_etc1 file base)
 
 add_executable(zimtool zimtool.cpp)
-target_link_libraries(zimtool freetype image png17 z stb_image rg_etc1 file base)
+target_link_libraries(zimtool freetype image png17 z rg_etc1 file base)
diff --git a/ext/native/util/CMakeLists.txt b/ext/native/util/CMakeLists.txt
index dbbd5bc430..dc29a9b726 100644
--- a/ext/native/util/CMakeLists.txt
+++ b/ext/native/util/CMakeLists.txt
@@ -1,5 +1,4 @@
 set(SRCS
-  bits/bits.cpp
   hash/hash.cpp
   text/utf8.cpp
 )