diff --git a/godel/config/godel.properties b/godel/config/godel.properties
index 5a307469..bb5fd816 100644
--- a/godel/config/godel.properties
+++ b/godel/config/godel.properties
@@ -1,2 +1,2 @@
-distributionURL=https://github.com/palantir/godel/releases/download/v2.36.0/godel-2.36.0.tgz
-distributionSHA256=91137f4fb9e1b4491d6dd821edf6ed39eb66f21410bf645a062f687049c45492
+distributionURL=https://github.com/palantir/godel/releases/download/v2.38.0/godel-2.38.0.tgz
+distributionSHA256=bc63a8d69e2b927b947ca87a565985c5298ed068acd0c3a1432c055df73c2aca
diff --git a/godelw b/godelw
index 769d5f6a..1ab5269b 100755
--- a/godelw
+++ b/godelw
@@ -3,9 +3,11 @@
 set -euo pipefail
 
 # Version and checksums for godel. Values are populated by the godel "dist" task.
-VERSION=2.36.0
-DARWIN_CHECKSUM=ac46bc231177ddd78343ef66fab222de7a91d9e691f8480f1d644561a08e92d0
-LINUX_CHECKSUM=604db3bba458be15360c0a9669119b6797cebf013d839de88d0a7eca59adf03e
+VERSION=2.38.0
+DARWIN_AMD64_CHECKSUM=d794d8632afd466c67e995b26ecaa8ef17ea762d0bd429627e81daf312432c20
+DARWIN_ARM64_CHECKSUM=fc343917830dccf9bb7e744c0d9ad0f024217e6cd0275825ef55b51a12b0a738
+LINUX_AMD64_CHECKSUM=ff3790b8efb59c7648ed669db34315dd24822b356f6f380598d6ed57ae1651f8
+LINUX_ARM64_CHECKSUM=8fa94380bffd3dfdad8f3a13c494718a1aa04ccfcc2a04159675a7171304149e
 
 # Downloads file at URL to destination path using wget or curl. Prints an error and exits if wget or curl is not present.
 function download {
@@ -108,7 +110,7 @@ function verify_dist_tgz_valid {
     local tgz_path=$1
     local version=$2
 
-    local expected_paths=("godel-$version/" "godel-$version/bin/darwin-amd64/godel" "godel-$version/bin/linux-amd64/godel" "godel-$version/wrapper/godelw" "godel-$version/wrapper/godel/config/")
+    local expected_paths=("godel-$version/" "godel-$version/bin/darwin-amd64/godel" "godel-$version/bin/darwin-arm64/godel" "godel-$version/bin/linux-amd64/godel" "godel-$version/bin/linux-arm64/godel" "godel-$version/wrapper/godelw" "godel-$version/wrapper/godel/config/")
     local files=($(tar -tf "$tgz_path"))
 
     # this is a double-for loop, but fine since $expected_paths is small and bash doesn't have good primitives for set/map/list manipulation
@@ -142,9 +144,10 @@ function verify_godel_version {
     local base_dir=$1
     local version=$2
     local os=$3
+    local arch=$4
 
     local expected_output="godel version $version"
-    local version_output=$($base_dir/godel-$version/bin/$os-amd64/godel version)
+    local version_output=$($base_dir/godel-$version/bin/$os-$arch/godel version)
 
     if [ "$expected_output" != "$version_output" ]; then
         echo "Version reported by godel executable did not match expected version: expected \"$expected_output\", was \"$version_output\""
@@ -161,23 +164,35 @@ GODEL_BASE_DIR=${GODEL_HOME:-$HOME/.godel}
 # determine OS
 OS=""
 EXPECTED_CHECKSUM=""
-case "$(uname)" in
-    Darwin*)
+case "$(uname)-$(uname -m)" in
+    Darwin-x86_64)
         OS=darwin
-        EXPECTED_CHECKSUM=$DARWIN_CHECKSUM
+        ARCH=amd64
+        EXPECTED_CHECKSUM=$DARWIN_AMD64_CHECKSUM
         ;;
-    Linux*)
+    Darwin-arm64)
+        OS=darwin
+        ARCH=arm64
+        EXPECTED_CHECKSUM=$DARWIN_ARM64_CHECKSUM
+        ;;
+    Linux-x86_64)
+        OS=linux
+        ARCH=amd64
+        EXPECTED_CHECKSUM=$LINUX_AMD64_CHECKSUM
+        ;;
+    Linux-aarch64)
         OS=linux
-        EXPECTED_CHECKSUM=$LINUX_CHECKSUM
+        ARCH=arm64
+        EXPECTED_CHECKSUM=$LINUX_ARM64_CHECKSUM
         ;;
     *)
-        echo "Unsupported operating system: $(uname)"
+        echo "Unsupported operating system-architecture: $(uname)-$(uname -m)"
         exit 1
         ;;
 esac
 
 # path to godel binary
-CMD=$GODEL_BASE_DIR/dists/godel-$VERSION/bin/$OS-amd64/godel
+CMD=$GODEL_BASE_DIR/dists/godel-$VERSION/bin/$OS-$ARCH/godel
 
 # godel binary is not present -- download distribution
 if [ ! -f "$CMD" ]; then
@@ -212,7 +227,7 @@ if [ ! -f "$CMD" ]; then
     TMP_DIST_DIR=$(mktemp -d "$GODEL_BASE_DIR/tmp_XXXXXX" 2>/dev/null || mktemp -d -t "$GODEL_BASE_DIR/tmp_XXXXXX")
     trap 'rm -rf "$TMP_DIST_DIR"' EXIT
     tar zxvf "$DOWNLOAD_DST" -C "$TMP_DIST_DIR" >/dev/null 2>&1
-    verify_godel_version "$TMP_DIST_DIR" "$VERSION" "$OS"
+    verify_godel_version "$TMP_DIST_DIR" "$VERSION" "$OS" "$ARCH"
 
     # rename downloaded file to remove PID portion
     mv "$DOWNLOAD_DST" "$GODEL_BASE_DIR/downloads/godel-$VERSION.tgz"