diff --git a/build/plugins/llvm-mingw/rust.mk b/build/plugins/llvm-mingw/rust.mk
index de8e9574..d549bf86 100644
--- a/build/plugins/llvm-mingw/rust.mk
+++ b/build/plugins/llvm-mingw/rust.mk
@@ -2,13 +2,13 @@ PKG             := rust
 $(PKG)_WEBSITE  := https://www.rust-lang.org/
 $(PKG)_DESCR    := A systems programming language focused on safety, speed and concurrency.
 $(PKG)_IGNORE   :=
-# https://static.rust-lang.org/dist/2021-03-08/rustc-nightly-src.tar.gz.sha256
+# https://static.rust-lang.org/dist/2021-03-09/rustc-nightly-src.tar.gz.sha256
 $(PKG)_VERSION  := nightly
-$(PKG)_CHECKSUM := a02fc0513c98a824d4ac04cd2a34c47798f8551d608e1cb28601aef095186cca
+$(PKG)_CHECKSUM := 5b78bd218c7b13df9ac388c6b889d3ec3855681943f09b239664fe8689b5cce5
 $(PKG)_PATCHES  := $(realpath $(sort $(wildcard $(dir $(lastword $(MAKEFILE_LIST)))/patches/$(PKG)-[0-9]*.patch)))
 $(PKG)_SUBDIR   := $(PKG)c-$($(PKG)_VERSION)-src
 $(PKG)_FILE     := $(PKG)c-$($(PKG)_VERSION)-src.tar.gz
-$(PKG)_URL      := https://static.rust-lang.org/dist/2021-03-08/$($(PKG)_FILE)
+$(PKG)_URL      := https://static.rust-lang.org/dist/2021-03-09/$($(PKG)_FILE)
 $(PKG)_DEPS     := $(BUILD)~$(PKG)
 $(PKG)_TARGETS  := $(BUILD) $(MXE_TARGETS)
 
diff --git a/build/settings/gcc.mk b/build/settings/gcc.mk
index 5cb7e7cc..4cc3b1c7 100644
--- a/build/settings/gcc.mk
+++ b/build/settings/gcc.mk
@@ -6,7 +6,8 @@
 #export CFLAGS   := -g
 #export CXXFLAGS := -g
 # GCC doesn't support generating debug info in the PDB format,
-# use https://github.com/rainers/cv2pdb as workaround.
+# use https://github.com/rainers/cv2pdb as workaround, e.g.:
+#   for /r %i in (*.exe *.dll) do cv2pdb %i
 
 # Special flags for compiler.
 export CFLAGS   := -s -O3 -fPIC
diff --git a/build/variables.sh b/build/variables.sh
index 5c4aad81..84b99f76 100755
--- a/build/variables.sh
+++ b/build/variables.sh
@@ -3,7 +3,7 @@
 vips_package=vips
 vips_version=8.10
 vips_patch_version=6
-vips_pre_version=beta1
+vips_pre_version=beta2
 
 # build-win64-mxe/build dir we are building
 work_dir=$(pwd)
diff --git a/build/vips-all.mk b/build/vips-all.mk
index 9419bd48..3f1b2d9a 100644
--- a/build/vips-all.mk
+++ b/build/vips-all.mk
@@ -3,9 +3,9 @@ $(PKG)_WEBSITE  := https://libvips.github.io/libvips/
 $(PKG)_DESCR    := A fast image processing library with low memory needs.
 $(PKG)_IGNORE   :=
 $(PKG)_VERSION  := 8.10.6
-$(PKG)_CHECKSUM := 72b52fbeba6f2b5ff33847db733a049ba88f875e96fae8e52f00a60357a7db64
+$(PKG)_CHECKSUM := 50c34790f6244fbc1d2bc7b07c3531304e0edbd166c4175ac0bdd28786bcc9cd
 $(PKG)_PATCHES  := $(realpath $(sort $(wildcard $(dir $(lastword $(MAKEFILE_LIST)))/patches/vips-[0-9]*.patch)))
-$(PKG)_GH_CONF  := libvips/libvips/releases,v,-beta
+$(PKG)_GH_CONF  := libvips/libvips/releases,v,-beta2
 $(PKG)_SUBDIR   := vips-$($(PKG)_VERSION)
 $(PKG)_FILE     := vips-$($(PKG)_VERSION).tar.gz
 $(PKG)_DEPS     := cc libwebp librsvg giflib glib pango libgsf \
diff --git a/build/vips-web.mk b/build/vips-web.mk
index 146e65f2..5c4810c8 100644
--- a/build/vips-web.mk
+++ b/build/vips-web.mk
@@ -3,9 +3,9 @@ $(PKG)_WEBSITE  := https://libvips.github.io/libvips/
 $(PKG)_DESCR    := A fast image processing library with low memory needs.
 $(PKG)_IGNORE   :=
 $(PKG)_VERSION  := 8.10.6
-$(PKG)_CHECKSUM := 72b52fbeba6f2b5ff33847db733a049ba88f875e96fae8e52f00a60357a7db64
+$(PKG)_CHECKSUM := 50c34790f6244fbc1d2bc7b07c3531304e0edbd166c4175ac0bdd28786bcc9cd
 $(PKG)_PATCHES  := $(realpath $(sort $(wildcard $(dir $(lastword $(MAKEFILE_LIST)))/patches/vips-[0-9]*.patch)))
-$(PKG)_GH_CONF  := libvips/libvips/releases,v,-beta
+$(PKG)_GH_CONF  := libvips/libvips/releases,v,-beta2
 $(PKG)_SUBDIR   := vips-$($(PKG)_VERSION)
 $(PKG)_FILE     := vips-$($(PKG)_VERSION).tar.gz
 $(PKG)_DEPS     := cc libwebp librsvg giflib glib pango libgsf \