diff --git a/CHANGELOG.md b/CHANGELOG.md
index 48effa5f..2a56ff97 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## Unreleased
 
+* [#177](https://github.com/heroku/heroku-buildpack-static/pull/177) Fail the build early on unsupported stacks
 
 ## v4 (2019-09-18)
 
diff --git a/bin/compile b/bin/compile
index 6bdad80a..4effc6f7 100755
--- a/bin/compile
+++ b/bin/compile
@@ -8,6 +8,16 @@ cache_dir=$2
 env_dir=$3
 bp_dir=$(dirname $(dirname $0))
 
+case "${STACK}" in
+  cedar-14|heroku-16|heroku-18)
+    # Supported stack
+    ;;
+  *)
+    echo "Stack ${STACK} is not supported!"
+    exit 1
+    ;;
+esac
+
 fetch_nginx_tarball() {
     local version="1.9.7"
     local tarball_file="nginx-$version.tgz"