diff --git a/META.tcpip.template b/META.tcpip.template
deleted file mode 100644
index 8fab21c4..00000000
--- a/META.tcpip.template
+++ /dev/null
@@ -1,3 +0,0 @@
-# DUNE_GEN
-
-freestanding_linkopts = "-l:libtcpip_freestanding_stubs.a"
diff --git a/freestanding/Makefile b/freestanding/Makefile
deleted file mode 100644
index 490f57c8..00000000
--- a/freestanding/Makefile
+++ /dev/null
@@ -1,33 +0,0 @@
-ifneq (, $(shell command -v opam))
-  ifeq ($(origin PKG_CONFIG_PATH), undefined)
-    PKG_CONFIG_PATH := $(shell opam var prefix)/lib/pkgconfig
-  endif
-endif
-
-ifeq ($(OS), Windows_NT)
-  ifneq (, $(shell command -v cygpath))
-    PKG_CONFIG_PATH := $(shell cygpath --unix --path "$(PKG_CONFIG_PATH)")
-  endif
-endif
-
-EXISTS := $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) pkg-config --exists ocaml-freestanding; echo $$?)
-
-.PHONY: all clean
-all: libtcpip_freestanding_stubs.a
-
-ifeq ($(EXISTS), 1)
-libtcpip_freestanding_stubs.a:
-	touch $@
-else
-CC ?= cc
-FREESTANDING_CFLAGS := $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) pkg-config --cflags ocaml-freestanding)
-CFLAGS := $(FREESTANDING_CFLAGS)
-
-OBJS=checksum_stubs.o
-
-libtcpip_freestanding_stubs.a: $(OBJS)
-	$(AR) r $@ $^
-endif
-
-clean:
-	$(RM) $(OBJS) libtcpip_freestanding_stubs.a
diff --git a/freestanding/dune b/freestanding/dune
deleted file mode 100644
index 778ffc21..00000000
--- a/freestanding/dune
+++ /dev/null
@@ -1,14 +0,0 @@
-(copy_files# ../src/tcpip_checksum/*.c)
-
-(rule
- (deps Makefile checksum_stubs.c)
- (targets libtcpip_freestanding_stubs.a)
- (action
-  (no-infer
-   (progn
-    (run %{make})))))
-
-(install
- (package tcpip)
- (section lib)
- (files libtcpip_freestanding_stubs.a))
diff --git a/tcpip.opam b/tcpip.opam
index ce411cb1..dd94c69a 100644
--- a/tcpip.opam
+++ b/tcpip.opam
@@ -19,11 +19,10 @@ build: [
 ]
 conflicts: [
   "mirage-xen" {< "6.0.0"}
-  "ocaml-freestanding" {< "0.4.1"}
+  "ocaml-freestanding"
   "result" {< "1.5"}
 ]
 depends: [
-  "conf-pkg-config" {build}
   "dune" {>= "2.7.0"}
   "bisect_ppx" {dev & >= "2.5.0"}
   "ocaml" {>= "4.08.0"}
@@ -56,9 +55,6 @@ depends: [
   "metrics"
   "cmdliner" {>= "1.1.0"}
 ]
-depopts: [
-  "ocaml-freestanding"
-]
 synopsis: "OCaml TCP/IP networking stack, used in MirageOS"
 description: """
 `mirage-tcpip` provides a networking stack for the [Mirage operating