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diff --git a/components/rtgui/common/libz/inflate.h b/components/external/libz/inflate.h
similarity index 100%
rename from components/rtgui/common/libz/inflate.h
rename to components/external/libz/inflate.h
diff --git a/components/rtgui/common/libz/inftrees.c b/components/external/libz/inftrees.c
similarity index 100%
rename from components/rtgui/common/libz/inftrees.c
rename to components/external/libz/inftrees.c
diff --git a/components/rtgui/common/libz/inftrees.h b/components/external/libz/inftrees.h
similarity index 100%
rename from components/rtgui/common/libz/inftrees.h
rename to components/external/libz/inftrees.h
diff --git a/components/rtgui/common/libz/trees.c b/components/external/libz/trees.c
similarity index 100%
rename from components/rtgui/common/libz/trees.c
rename to components/external/libz/trees.c
diff --git a/components/rtgui/common/libz/trees.h b/components/external/libz/trees.h
similarity index 100%
rename from components/rtgui/common/libz/trees.h
rename to components/external/libz/trees.h
diff --git a/components/rtgui/common/libz/uncompr.c b/components/external/libz/uncompr.c
similarity index 100%
rename from components/rtgui/common/libz/uncompr.c
rename to components/external/libz/uncompr.c
diff --git a/components/rtgui/common/libz/zconf.h b/components/external/libz/zconf.h
similarity index 100%
rename from components/rtgui/common/libz/zconf.h
rename to components/external/libz/zconf.h
diff --git a/components/rtgui/common/libz/zlib.h b/components/external/libz/zlib.h
similarity index 100%
rename from components/rtgui/common/libz/zlib.h
rename to components/external/libz/zlib.h
diff --git a/components/rtgui/common/libz/zutil.c b/components/external/libz/zutil.c
similarity index 100%
rename from components/rtgui/common/libz/zutil.c
rename to components/external/libz/zutil.c
diff --git a/components/rtgui/common/libz/zutil.h b/components/external/libz/zutil.h
similarity index 100%
rename from components/rtgui/common/libz/zutil.h
rename to components/external/libz/zutil.h