diff --git a/contrib/depends/packages/graphviz.mk b/contrib/depends/packages/graphviz.mk
deleted file mode 100644
index 1c4bc1b71..000000000
--- a/contrib/depends/packages/graphviz.mk
+++ /dev/null
@@ -1,30 +0,0 @@
-package=graphviz
-$(package)_version=2.40.1
-$(package)_download_path=www.graphviz.org/pub/graphviz/stable/SOURCES/
-$(package)_file_name=$(package)-$($(package)_version).tar.gz
-$(package)_sha256_hash=ca5218fade0204d59947126c38439f432853543b0818d9d728c589dfe7f3a421
-
-define $(package)_preprocess_cmds
-  ./autogen.sh
-endef
-
-define $(package)_set_vars
-  $(package)_config_opts=--disable-shared --enable-multibye --without-purify --without-curses
-  $(package)_config_opts_release=--disable-debug-mode
-  $(package)_config_opts_linux=--with-pic
-endef
-
-define $(package)_config_cmds
-  $($(package)_autoconf)
-endef
-
-define $(package)_build_cmds
-  $(MAKE)
-endef
-
-define $(package)_stage_cmds
-  $(MAKE) DESTDIR=$($(package)_staging_dir) install
-endef
-
-define $(package)_postprocess_cmds
-endef
diff --git a/contrib/depends/packages/libICE.mk b/contrib/depends/packages/libICE.mk
deleted file mode 100644
index a897d9aed..000000000
--- a/contrib/depends/packages/libICE.mk
+++ /dev/null
@@ -1,23 +0,0 @@
-package=libICE
-$(package)_version=1.0.9
-$(package)_download_path=https://xorg.freedesktop.org/releases/individual/lib/
-$(package)_file_name=$(package)-$($(package)_version).tar.bz2
-$(package)_sha256_hash=8f7032f2c1c64352b5423f6b48a8ebdc339cc63064af34d66a6c9aa79759e202
-$(package)_dependencies=xtrans xproto
-
-define $(package)_set_vars
-  $(package)_config_opts=--disable-static --disable-docs --disable-specs --without-xsltproc
-  $(package)_config_opts_linux=--with-pic
-endef
-
-define $(package)_config_cmds
-  $($(package)_autoconf)
-endef
-
-define $(package)_build_cmds
-  $(MAKE)
-endef
-
-define $(package)_stage_cmds
-  $(MAKE) DESTDIR=$($(package)_staging_dir) install
-endef
diff --git a/contrib/depends/packages/libSM.mk b/contrib/depends/packages/libSM.mk
deleted file mode 100644
index 83fcd4cdb..000000000
--- a/contrib/depends/packages/libSM.mk
+++ /dev/null
@@ -1,23 +0,0 @@
-package=libSM
-$(package)_version=1.2.2
-$(package)_download_path=https://xorg.freedesktop.org/releases/individual/lib/
-$(package)_file_name=$(package)-$($(package)_version).tar.bz2
-$(package)_sha256_hash=0baca8c9f5d934450a70896c4ad38d06475521255ca63b717a6510fdb6e287bd
-$(package)_dependencies=xtrans xproto libICE
-
-define $(package)_set_vars
-  $(package)_config_opts=--without-libuuid  --without-xsltproc  --disable-docs --disable-static
-  $(package)_config_opts_linux=--with-pic
-endef
-
-define $(package)_config_cmds
-  $($(package)_autoconf)
-endef
-
-define $(package)_build_cmds
-  $(MAKE)
-endef
-
-define $(package)_stage_cmds
-  $(MAKE) DESTDIR=$($(package)_staging_dir) install
-endef
diff --git a/contrib/depends/packages/xproto.mk b/contrib/depends/packages/xproto.mk
deleted file mode 100644
index 52fe253c7..000000000
--- a/contrib/depends/packages/xproto.mk
+++ /dev/null
@@ -1,21 +0,0 @@
-package=xproto
-$(package)_version=7.0.26
-$(package)_download_path=https://xorg.freedesktop.org/releases/individual/proto
-$(package)_file_name=$(package)-$($(package)_version).tar.bz2
-$(package)_sha256_hash=636162c1759805a5a0114a369dffdeccb8af8c859ef6e1445f26a4e6e046514f
-
-define $(package)_set_vars
-$(package)_config_opts=--disable-shared
-endef
-
-define $(package)_config_cmds
-  $($(package)_autoconf)
-endef
-
-define $(package)_build_cmds
-  $(MAKE)
-endef
-
-define $(package)_stage_cmds
-  $(MAKE) DESTDIR=$($(package)_staging_dir) install
-endef