diff --git a/README.markdown b/README.markdown
index 412693d3..c9521026 100644
--- a/README.markdown
+++ b/README.markdown
@@ -42,6 +42,30 @@ A mailing-list is available to discuss libsodium.
 In order to join, just send a random mail to `sodium-subscribe` {at}
 `pureftpd` {dot} `org`.
 
+## Contributors
+
+### Code Contributors
+
+This project exists thanks to all the people who contribute. [[Contribute](CONTRIBUTING.md)].
+
+<a href="https://github.com/jedisct1/libsodium/graphs/contributors"><img src="https://opencollective.com/libsodium/contributors.svg?width=890&button=false" /></a>
+
+### Financial Contributors
+
+Become a financial contributor and help us sustain our community. [[Contribute](https://opencollective.com/libsodium/contribute)]
+
+#### Individuals
+
+<a href="https://opencollective.com/libsodium"><img src="https://opencollective.com/libsodium/individuals.svg?width=890"></a>
+
+#### Organizations
+
+Support this project with your organization. Your logo will show up here with a link to your website. [[Contribute](https://opencollective.com/libsodium/contribute)]
+
+<a href="https://opencollective.com/libsodium/organization/0/website"><img src="https://opencollective.com/libsodium/organization/0/avatar.svg"></a>
+
+
+
 ## License
 
 [ISC license](https://en.wikipedia.org/wiki/ISC_license).
diff --git a/dist-build/wasm32-wasi.sh b/dist-build/wasm32-wasi.sh
index 88b18430..c6ae3ac7 100755
--- a/dist-build/wasm32-wasi.sh
+++ b/dist-build/wasm32-wasi.sh
@@ -1,7 +1,16 @@
 #! /bin/sh
 
-if [ -z "$WASI_SYSROOT" ]; then
-  export WASI_SYSROOT="/opt/wasi-libc"
+if [ -z "$WASI_LIBC" ]; then
+  for path in /opt/wasi-libc /opt/wasi-sysroot; do
+    if [ -d "$path" ]; then
+      export WASI_LIBC="$path"
+      break
+    fi
+  done
+fi
+if [ -z "$WASI_LIBC" ]; then
+  echo "Set WASI_LIBC to the path to the WASI libc sysroot" >&2
+  exit 1
 fi
 
 export PATH="/usr/local/opt/llvm/bin:$PATH"
@@ -11,7 +20,7 @@ export PREFIX="$(pwd)/libsodium-wasm32-wasi"
 mkdir -p $PREFIX || exit 1
 
 export CC="clang"
-export CFLAGS="-DED25519_NONDETERMINISTIC=1 --target=wasm32-wasi --sysroot=${WASI_SYSROOT} -O2"
+export CFLAGS="-DED25519_NONDETERMINISTIC=1 --target=wasm32-wasi --sysroot=${WASI_LIBC} -O2"
 export LDFLAGS="-s -Wl,--no-threads"
 export NM="llvm-nm"
 export AR="llvm-ar"
@@ -35,7 +44,7 @@ else
 fi
 
 ./configure ${LIBSODIUM_ENABLE_MINIMAL_FLAG} \
-            --prefix="$PREFIX" --with-sysroot="$WASI_SYSROOT" \
+            --prefix="$PREFIX" --with-sysroot="$WASI_LIBC" \
             --host=wasm32-wasi \
             --disable-ssp --disable-shared || exit 1