diff --git a/bitmaps_png/CMakeLists.txt b/bitmaps_png/CMakeLists.txt
index 73b20d28ca..349b20b689 100644
--- a/bitmaps_png/CMakeLists.txt
+++ b/bitmaps_png/CMakeLists.txt
@@ -310,8 +310,7 @@ set( BMAPS_MID
     label2glabel
     label2text
     label
-    lang_catalan
-    lang_chinese
+    lang_ca
     lang_bg
     lang_cs
     lang_def
@@ -332,6 +331,7 @@ set( BMAPS_MID
     lang_sk
     lang_sl
     lang_lt
+    lang_zh
     language
     layers_manager
     leave_sheet
diff --git a/bitmaps_png/cpp_26/lang_catalan.cpp b/bitmaps_png/cpp_26/lang_ca.cpp
similarity index 100%
rename from bitmaps_png/cpp_26/lang_catalan.cpp
rename to bitmaps_png/cpp_26/lang_ca.cpp
diff --git a/bitmaps_png/cpp_26/lang_chinese.cpp b/bitmaps_png/cpp_26/lang_zh.cpp
similarity index 100%
rename from bitmaps_png/cpp_26/lang_chinese.cpp
rename to bitmaps_png/cpp_26/lang_zh.cpp
diff --git a/bitmaps_png/sources/lang_catalan.svg b/bitmaps_png/sources/lang_ca.svg
similarity index 100%
rename from bitmaps_png/sources/lang_catalan.svg
rename to bitmaps_png/sources/lang_ca.svg
diff --git a/bitmaps_png/sources/lang_chinese.svg b/bitmaps_png/sources/lang_zh.svg
similarity index 100%
rename from bitmaps_png/sources/lang_chinese.svg
rename to bitmaps_png/sources/lang_zh.svg