diff --git a/.gitmodules b/.gitmodules
index ceb4bd4..e3b62df 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -25,7 +25,7 @@
 [submodule "rust"]
 	path = rust
 	url = https://gitlab.redox-os.org/redox-os/rust.git
-	branch = redox-2020-07-27
+	branch = redox-2021-06-15
 [submodule "redoxfs"]
 	path = redoxfs
 	url = https://gitlab.redox-os.org/redox-os/redoxfs.git
diff --git a/cookbook b/cookbook
index 59779a5..6e25f34 160000
--- a/cookbook
+++ b/cookbook
@@ -1 +1 @@
-Subproject commit 59779a5793ee8bf219801a1f2f201123a5c6a9eb
+Subproject commit 6e25f3485bdc4e3f3a62f83c6eaec5ac3ef25cab
diff --git a/installer b/installer
index 150d65c..70a2dc7 160000
--- a/installer
+++ b/installer
@@ -1 +1 @@
-Subproject commit 150d65c31ba05c829ba239a3febe1e44b6e512e8
+Subproject commit 70a2dc7532111a9df436cf17d3e7a6fdbdacee72
diff --git a/kernel b/kernel
index 0a79c17..6039026 160000
--- a/kernel
+++ b/kernel
@@ -1 +1 @@
-Subproject commit 0a79c17307d633bb6970502e1d2569879c132848
+Subproject commit 6039026349658bf3cd30669d36e76ce8f8d5a0a6
diff --git a/mk/config.mk b/mk/config.mk
index 687d9a6..44a0987 100644
--- a/mk/config.mk
+++ b/mk/config.mk
@@ -19,6 +19,7 @@ ifeq ($(UNAME),Darwin)
 	PREFIX_BINARY=0
 	VB_AUDIO=coreaudio
 	VBM=/Applications/VirtualBox.app/Contents/MacOS/VBoxManage
+	HOST_TARGET ?= $(ARCH)-apple-darwin
 else ifeq ($(UNAME),FreeBSD)
 	FUMOUNT=sudo umount
 	export NPROC=sysctl -n hw.ncpu
@@ -26,12 +27,14 @@ else ifeq ($(UNAME),FreeBSD)
 	PREFIX_BINARY=0
 	VB_AUDIO=pulse # To check, will probaly be OSS on most setups
 	VBM=VBoxManage
+	HOST_TARGET ?= $(ARCH)-unknown-freebsd
 else
 	FUMOUNT=fusermount -u
 	export NPROC=nproc
 	export REDOX_MAKE=make
 	VB_AUDIO=pulse
 	VBM=VBoxManage
+	HOST_TARGET ?= $(ARCH)-unknown-linux-gnu
 endif
 
 # Automatic variables
@@ -41,7 +44,7 @@ export RUST_TARGET_PATH=$(ROOT)/kernel/targets
 export XARGO_RUST_SRC=$(ROOT)/rust/src
 
 ## Kernel variables
-KTARGET=$(ARCH)-unknown-none
+KTARGET=$(ARCH)-unknown-kernel
 KBUILD=build/kernel
 
 ## Userspace variables
diff --git a/mk/depends.mk b/mk/depends.mk
index 5e616fd..74ad363 100644
--- a/mk/depends.mk
+++ b/mk/depends.mk
@@ -12,8 +12,3 @@ CARGO_CONFIG_VERSION=0.1.1
 ifeq ($(shell env -u RUSTUP_TOOLCHAIN cargo install --list | grep '^cargo-config v$(CARGO_CONFIG_VERSION):$$'),)
 $(error cargo-config $(CARGO_CONFIG_VERSION) not found, run "cargo install --force --version $(CARGO_CONFIG_VERSION) cargo-config")
 endif
-
-XARGO_VERSION=0.3.20
-ifeq ($(shell env -u RUSTUP_TOOLCHAIN cargo install --list | grep '^xargo v$(XARGO_VERSION):$$'),)
-$(error xargo $(XARGO_VERSION) not found, run "cargo install --force --version $(XARGO_VERSION) xargo")
-endif
diff --git a/mk/kernel.mk b/mk/kernel.mk
index 1adbfa6..e6cb130 100644
--- a/mk/kernel.mk
+++ b/mk/kernel.mk
@@ -2,19 +2,19 @@ build/libkernel.a: kernel/Cargo.lock kernel/Cargo.toml kernel/src/* kernel/src/*
 	export PATH="$(PREFIX_PATH):$$PATH" && \
 	export INITFS_FOLDER=$(ROOT)/build/initfs && \
 	cd kernel && \
-	cargo rustc --lib --target=$(ROOT)/kernel/targets/$(KTARGET).json --release -Z build-std=core,alloc -- -C soft-float -C debuginfo=2 -C lto --emit link=../$@
+	cargo rustc --lib --target=$(ROOT)/kernel/targets/$(KTARGET).json --release -- -C soft-float -C debuginfo=2 -C lto --emit link=../$@
 
 build/libkernel_coreboot.a: kernel/Cargo.toml kernel/src/* kernel/src/*/* kernel/src/*/*/* kernel/src/*/*/*/* build/initfs_coreboot.tag
 	export PATH="$(PREFIX_PATH):$$PATH" && \
 	export INITFS_FOLDER=$(ROOT)/build/initfs_coreboot && \
 	cd kernel && \
-	cargo rustc --lib --target=$(ROOT)/kernel/targets/$(KTARGET).json --release --features live -Z build-std=core,alloc -- -C soft-float -C debuginfo=2 -C lto --emit link=../$@
+	cargo rustc --lib --target=$(ROOT)/kernel/targets/$(KTARGET).json --release --features live -- -C soft-float -C debuginfo=2 -C lto --emit link=../$@
 
 build/libkernel_live.a: kernel/Cargo.toml kernel/src/* kernel/src/*/* kernel/src/*/*/* kernel/src/*/*/*/* build/initfs_live.tag
 	export PATH="$(PREFIX_PATH):$$PATH" && \
 	export INITFS_FOLDER=$(ROOT)/build/initfs_live && \
 	cd kernel && \
-	cargo rustc --lib --target=$(ROOT)/kernel/targets/$(KTARGET).json --release --features live -Z build-std=core,alloc -- -C soft-float -C debuginfo=2 -C lto --emit link=../$@
+	cargo rustc --lib --target=$(ROOT)/kernel/targets/$(KTARGET).json --release --features live -- -C soft-float -C debuginfo=2 -C lto --emit link=../$@
 
 build/kernel: kernel/linkers/$(ARCH).ld mk/kernel_ld.sh build/libkernel.a
 	export PATH="$(PREFIX_PATH):$$PATH" && \
diff --git a/mk/prefix.mk b/mk/prefix.mk
index 47023ee..1529f41 100644
--- a/mk/prefix.mk
+++ b/mk/prefix.mk
@@ -20,16 +20,17 @@ $(PREFIX)/relibc-install: $(ROOT)/relibc | $(PREFIX)/rust-install
 	cp -r "$(PREFIX)/rust-install" "$@.partial"
 	rm -rf "$@.partial/$(TARGET)/include/"*
 	cp -r "$(PREFIX)/rust-install/$(TARGET)/include/c++" "$@.partial/$(TARGET)/include/c++"
+	cp -r "$(PREFIX)/rust-freestanding-install/lib/rustlib/$(HOST_TARGET)/lib/" "$@.partial/lib/rustlib/$(HOST_TARGET)/"
+	mkdir $@.partial/lib/rustlib/src
+	ln -s $(ROOT)/rust $@.partial/lib/rustlib/src
 	cd "$<" && \
 	export PATH="$(ROOT)/$@.partial/bin:$$PATH" && \
-	export CARGO="env -u CARGO xargo" && \
+	export CARGO="env -u CARGO cargo" && \
 	$(MAKE) -j `$(NPROC)` all && \
 	$(MAKE) -j `$(NPROC)` install DESTDIR="$(ROOT)/$@.partial/$(TARGET)"
 	cd "$@.partial" && $(PREFIX_STRIP)
 	touch "$@.partial"
 	mv "$@.partial" "$@"
-	mkdir $@/lib/rustlib/src
-	ln -s $(ROOT)/rust $@/lib/rustlib/src
 
 $(PREFIX)/relibc-install.tar.gz: $(PREFIX)/relibc-install
 	tar \
@@ -144,13 +145,15 @@ $(PREFIX)/rust-freestanding-install: $(ROOT)/rust | $(PREFIX)/binutils-install
 	cd "$@.partial" && $(PREFIX_STRIP)
 	touch "$@.partial"
 	mv "$@.partial" "$@"
+	mkdir $@/lib/rustlib/src
+	ln -s $(ROOT)/rust $@/lib/rustlib/src
 
 $(PREFIX)/relibc-freestanding-install: $(ROOT)/relibc | $(PREFIX_BASE_INSTALL) $(PREFIX_FREESTANDING_INSTALL)
 	rm -rf "$@.partial" "$@"
 	mkdir -p "$@.partial"
 	cd "$<" && \
 	export PATH="$(PREFIX_BASE_PATH):$(PREFIX_FREESTANDING_PATH):$$PATH" && \
-	export CARGO="env -u CARGO -u RUSTUP_TOOLCHAIN xargo" && \
+	export CARGO="env -u CARGO -u RUSTUP_TOOLCHAIN cargo" && \
 	export CC_$(subst -,_,$(TARGET))="$(TARGET)-gcc -isystem $(ROOT)/$@.partial/$(TARGET)/include" && \
 	$(MAKE) -j `$(NPROC)` all && \
 	$(MAKE) -j `$(NPROC)` install DESTDIR="$(ROOT)/$@.partial/$(TARGET)"
diff --git a/redoxfs b/redoxfs
index 6d9a53c..25be3a8 160000
--- a/redoxfs
+++ b/redoxfs
@@ -1 +1 @@
-Subproject commit 6d9a53c956a87a5fa02a3fdf71c80d8a025bd9cf
+Subproject commit 25be3a82bd881d6e778e72ed1451f2b2a10369a8
diff --git a/relibc b/relibc
index b472cb8..98c60c3 160000
--- a/relibc
+++ b/relibc
@@ -1 +1 @@
-Subproject commit b472cb87d103b4008318d67ae72ed5745a4ddc2e
+Subproject commit 98c60c357f8a4ff29c00334469efff56a22cf12c
diff --git a/rust b/rust
index fb4ac5a..8108257 160000
--- a/rust
+++ b/rust
@@ -1 +1 @@
-Subproject commit fb4ac5ad6ecbde2d46c021b1c7efe55a049475c3
+Subproject commit 81082578bfbcd2d366440185084204d8fb269977