diff --git a/.github/workflows/R-CMD-check.yaml b/.github/workflows/R-CMD-check.yaml
index 4f17952..6cdbae8 100644
--- a/.github/workflows/R-CMD-check.yaml
+++ b/.github/workflows/R-CMD-check.yaml
@@ -19,6 +19,7 @@ jobs:
       matrix:
         config:
           - {os: windows-latest, r: 'release', rust-version: 'stable-msvc'}
+          - {os: windows-latest, r: 'devel', rust-version: 'stable-msvc'}
           - {os: macOS-latest,   r: 'release', rust-version: 'stable'}
           - {os: ubuntu-latest,  r: 'release', rust-version: '1.69.0'}
           - {os: ubuntu-latest,  r: 'devel', rust-version: 'stable'}
diff --git a/DESCRIPTION b/DESCRIPTION
index 062821b..76cb2bd 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: tok
 Title: Fast Text Tokenization
-Version: 0.1.4.9000
+Version: 0.1.5
 Authors@R: c(
     person("Daniel", "Falbel", , "daniel@posit.co", c("aut", "cre")),
     person("Regouby", "Christophe", , "christophe.regouby@free.fr", c("ctb")),
diff --git a/NEWS.md b/NEWS.md
index 7488676..aa5cf3b 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,4 @@
-# tok (development version)
+# tok 0.1.5
 
 - add message translation in FR (#19, @cregouby)
 
diff --git a/src/Makevars b/src/Makevars
index 666fcf7..88ca9c9 100644
--- a/src/Makevars
+++ b/src/Makevars
@@ -13,8 +13,6 @@ $(STATLIB):
 	# to set it here to ensure cargo can be invoked. It is appended to PATH and
 	# therefore is only used if cargo is absent from the user's PATH.
 
-	
-	
 	if [ "$(VENDORING)" = "yes" ]; then \
 		$(TAR) --extract --xz -f ./rust/vendor.tar.xz -C ./rust && \
 	    mkdir -p ./rust/.cargo; \
@@ -25,7 +23,7 @@ $(STATLIB):
  			export CARGO_HOME=$(CARGOTMP); \
 		fi && \
 		echo "*** Rust version: $$(rustc --version)" && \
-		cargo build --lib --release --offline --config rust/config/cargo-config.toml --manifest-path=./rust/Cargo.toml --target-dir $(TARGET_DIR) --jobs 1
+		cargo build --lib --release --offline --config rust/config/cargo-config.toml --manifest-path=./rust/Cargo.toml --target-dir $(TARGET_DIR)
 
 	# we clean headers to avoid a message like
 	# Found the following sources/headers with CR or CRLF line endings:
diff --git a/src/Makevars.win b/src/Makevars.win
index 389344b..eea85cd 100644
--- a/src/Makevars.win
+++ b/src/Makevars.win
@@ -1,4 +1,5 @@
 TARGET = $(subst 64,x86_64,$(subst 32,i686,$(WIN)))-pc-windows-gnu
+VENDORING = yes
 
 TARGET_DIR = ./rust/target
 LIBDIR = $(TARGET_DIR)/$(TARGET)/release
@@ -19,6 +20,10 @@ $(STATLIB):
 	# For more details, please refer to
 	# https://github.com/r-windows/rtools-packages/blob/2407b23f1e0925bbb20a4162c963600105236318/mingw-w64-gcc/PKGBUILD#L313-L316
 	touch $(TARGET_DIR)/libgcc_mock/libgcc_eh.a
+
+	if [ "$(VENDORING)" = "yes" ]; then \
+		$(TAR) --extract --xz -f ./rust/vendor.tar.xz -C ./rust; \
+	fi
 	
 	# CARGO_LINKER is provided in Makevars.ucrt for R >= 4.2
 	export CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER="$(CARGO_LINKER)" && \
@@ -26,7 +31,14 @@ $(STATLIB):
 		if [ "$(NOT_CRAN)" != "true" ]; then \
  			export CARGO_HOME=$(CARGOTMP); \
 		fi && \
-		cargo build --target=$(TARGET) --lib --release --manifest-path=./rust/Cargo.toml --target-dir $(TARGET_DIR)
+		echo "*** Rust version: $$(rustc --version)" && \
+		cargo build --target=$(TARGET) --lib --release --offline --config rust/config/cargo-config.toml --manifest-path=./rust/Cargo.toml --target-dir $(TARGET_DIR)
+	
+	# we clean headers to avoid a message like
+	# Found the following sources/headers with CR or CRLF line endings:
+    # src/rust/vendor/clang-sys/tests/header.h
+	@echo "*** Cleaning headers"
+	"${R_HOME}/bin${R_ARCH_BIN}/Rscript" "../tools/patch.R"
 		
 	if [ "$(NOT_CRAN)" != "true" ]; then \
  		rm -Rf $(CARGOTMP) && \