diff --git a/scripts/cargo-chill.sh b/scripts/cargo-chill.sh
new file mode 100755
index 0000000000..5ffa2953e4
--- /dev/null
+++ b/scripts/cargo-chill.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+set -euo pipefail
+
+# This is a trivial wrapper around cargo which just forwards its arguments
+# to cargo, and then sleeps for a few seconds, to allow for exteral services
+# to update their indices.
+# https://internals.rust-lang.org/t/changes-to-how-crates-io-handles-index-updates/9608
+
+cargo "$@"
+sleep 10
diff --git a/scripts/cranelift-version.sh b/scripts/cranelift-version.sh
index 126be7a002..db34f24b8b 100755
--- a/scripts/cranelift-version.sh
+++ b/scripts/cranelift-version.sh
@@ -5,7 +5,7 @@ set -euo pipefail
 # dependencies versions. To use, bump the version number below, run the
 # script.
 
-topdir=$(dirname "$0")
+topdir=$(dirname "$0")/..
 cd "$topdir"
 
 # All the cranelift-* crates have the same version number
diff --git a/scripts/format-all.sh b/scripts/format-all.sh
index 64c967ad24..3d2c4ab467 100755
--- a/scripts/format-all.sh
+++ b/scripts/format-all.sh
@@ -3,7 +3,7 @@ set -euo pipefail
 
 # Format all sources using rustfmt.
 
-topdir=$(dirname "$0")
+topdir=$(dirname "$0")/..
 cd "$topdir"
 
 # Make sure we can find rustfmt.
diff --git a/scripts/publish-all.sh b/scripts/publish-all.sh
index 38794effd7..edda971931 100755
--- a/scripts/publish-all.sh
+++ b/scripts/publish-all.sh
@@ -5,29 +5,19 @@ set -euo pipefail
 # Wasmtime to crates.io. To use, bump the version number below, run the
 # script, and then run the commands that the script prints.
 
-topdir=$(dirname "$0")
+topdir=$(dirname "$0")/..
 cd "$topdir"
 
 # All the wasmtime-* crates have the same version number
 version="0.2.0"
 
-# Update all of the Cargo.toml files.
-#
-# The main Cargo.toml in the top-level directory is the wasmtime crate which we don't publish.
+# Update the version numbers of the crates to $version.
 echo "Updating crate versions to $version"
-for crate in . wasmtime-*; do
-    # Update the version number of this crate to $version.
-    sed -i.bk -e "s/^version = .*/version = \"$version\"/" \
-        "$crate/Cargo.toml"
-
-    # Update the required version number of any wasmtime* dependencies.
-    sed -i.bk -e "/^wasmtime/s/version = \"[^\"]*\"/version = \"$version\"/" \
-        "$crate/Cargo.toml"
-done
+find -name Cargo.toml -exec sed -i.bk -e "s/^version = .*/version = \"$version\"/" {} \;
 
 # Update our local Cargo.lock (not checked in).
 cargo update
-./scripts/test-all.sh
+scripts/test-all.sh
 
 # Commands needed to publish.
 #
@@ -37,25 +27,4 @@ echo git commit -a -m "\"Bump version to $version"\"
 echo git tag v$version
 echo git push
 echo git push origin v$version
-for crate in \
-    wasmtime-environ \
-    wasmtime-debug \
-    wasmtime-runtime \
-    wasmtime-jit \
-    wasmtime-wast \
-    wasmtime-wasi \
-    wasmtime-wasi-c \
-    wasmtime-interface-types \
-    wasmtime-obj \
-    wasmtime-py \
-    wasmtime-rust \
-    wasmtime-cli \
-    wasi-common \
-    wasmtime
-do
-    echo cargo publish --manifest-path "$crate/Cargo.toml"
-
-    # Sleep for a few seconds to allow the server to update the index.
-    # https://internals.rust-lang.org/t/changes-to-how-crates-io-handles-index-updates/9608
-    echo sleep 10
-done
+echo "find -name Cargo.toml -exec scripts/cargo-chill.sh publish --manifest-path {} \\;"
diff --git a/scripts/test-all.sh b/scripts/test-all.sh
index 80bac319fc..12ec730704 100755
--- a/scripts/test-all.sh
+++ b/scripts/test-all.sh
@@ -13,7 +13,7 @@ set -euo pipefail
 # All tests run by this script should be passing at all times.
 
 # Repository top-level directory.
-topdir=$(dirname "$0")
+topdir=$(dirname "$0")/..
 cd "$topdir"
 
 function banner {