diff --git a/src/plugins/qed/Makefile b/src/plugins/qed/Makefile
deleted file mode 100644
index 873a5f150ab8c404495b75ace852464303a0796c..0000000000000000000000000000000000000000
--- a/src/plugins/qed/Makefile
+++ /dev/null
@@ -1,116 +0,0 @@
-##########################################################################
-#                                                                        #
-#  This file is part of WP plug-in of Frama-C.                           #
-#                                                                        #
-#  Copyright (C) 2007-2022                                               #
-#    CEA (Commissariat a l'energie atomique et aux energies              #
-#         alternatives)                                                  #
-#                                                                        #
-#  you can redistribute it and/or modify it under the terms of the GNU   #
-#  Lesser General Public License as published by the Free Software       #
-#  Foundation, version 2.1.                                              #
-#                                                                        #
-#  It is distributed in the hope that it will be useful,                 #
-#  but WITHOUT ANY WARRANTY; without even the implied warranty of        #
-#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         #
-#  GNU Lesser General Public License for more details.                   #
-#                                                                        #
-#  See the GNU Lesser General Public License version 2.1                 #
-#  for more details (enclosed in the file licenses/LGPLv2.1).            #
-#                                                                        #
-##########################################################################
-
-# --------------------------------------------------------------------------
-# ---  Frama-C Config
-# --------------------------------------------------------------------------
-
-ifndef FRAMAC_SHARE
-FRAMAC_SHARE  :=$(shell frama-c -print-path)
-endif
-ifndef FRAMAC_LIBDIR
-FRAMAC_LIBDIR :=$(shell frama-c -print-libpath)
-endif
-PLUGIN_DIR ?=.
-
-ifneq ("$(FRAMAC_INTERNAL)","yes")
-include $(FRAMAC_SHARE)/Makefile.config
-endif
-
-# --------------------------------------------------------------------------
-# ---  Plugin Config
-# --------------------------------------------------------------------------
-
-PLUGIN_ENABLE:=yes
-PLUGIN_NAME:=Qed
-PLUGIN_CMO:= \
-	hcons \
-	listmap listset \
-	intmap intset \
-	idxmap idxset \
-	mergemap mergeset collection \
-	partition cache \
-	bvars \
-	pool kind term \
-	plib pretty export \
-	export_whycore \
-	export_why3 \
-
-
-PLUGIN_CMI:= logic engine
-
-PLUGIN_DEPENDENCIES:=
-PLUGIN_TESTS_DIRS:=
-PLUGIN_BFLAGS:=
-PLUGIN_OFLAGS:=
-PLUGIN_GENERATED:= $(PLUGIN_DIR)/Qed.mli
-
-PLUGIN_DISTRIBUTED:=$(PLUGIN_ENABLED)
-PLUGIN_DISTRIB_EXTERNAL:= Makefile
-
-include $(FRAMAC_SHARE)/Makefile.dynamic
-
-# --------------------------------------------------------------------------
-# ---  Plugin API
-# --------------------------------------------------------------------------
-
-QED_API= \
-	hcons.mli \
-	listset.mli listmap.mli \
-	intset.mli intmap.mli \
-	idxset.mli idxmap.mli \
-	mergemap.mli mergeset.mli collection.mli \
-	partition.mli cache.mli \
-	bvars.mli \
-	logic.mli \
-	pool.mli kind.mli term.mli \
-	plib.mli pretty.mli engine.mli export.mli \
-	export_whycore.mli \
-	export_why3.mli \
-
-QED_MLI=$(addprefix $(Qed_DIR)/, $(QED_API))
-
-define QED_capitalize
-$(shell printf "%s%s" \
-	$$($(ECHO) $(1) | cut -c 1 | tr '[:lower:]' '[:upper:]')
-	$$($(ECHO) $(1) | cut -c 2-))
-endef
-
-define QED_export
-$(ECHO) "module $(call QED_capitalize, $(basename $(notdir $(1)))) : sig" >> $(2);
-$(CAT) $(1) >> $(2);
-$(ECHO) "end" >> $(2);
-endef
-
-$(Qed_DIR)/Qed.mli: $(QED_MLI)
-	$(PRINT_MAKING) $@
-	$(RM) $@ $@.tmp
-	$(ECHO) "(* This file is generated. Do not edit. *)" > $@.tmp
-	$(ECHO) "(** {b Qed Public API} *)" > $@.tmp
-	$(foreach file,$(QED_MLI),$(call QED_export,$(file),$@.tmp))
-	$(CHMOD_RO) $@.tmp
-	$(MV) $@.tmp $@
-
-clean::
-	$(RM) $(Qed_DIR)/Qed.mli
-
-# --------------------------------------------------------------------------