diff --git a/_dockerhub-deploy.ts b/_dockerhub-deploy.ts
index b78142f..b2f51c3 100644
--- a/_dockerhub-deploy.ts
+++ b/_dockerhub-deploy.ts
@@ -1,7 +1,7 @@
 const DENO_VERSION = '0.23.0';
 
 console.log("Building and pushing", DENO_VERSION);
-for (const name of ["alpine", "debian", "ubuntu"]) {
+for (const name of ["alpine", "debian", "ubuntu", "amazonlinux-1"]) {
   const p1 = Deno.run({
     args: [
       "docker",
diff --git a/amazonlinux-1.dockerfile b/amazonlinux-1.dockerfile
index 8b1640d..b632eaf 100644
--- a/amazonlinux-1.dockerfile
+++ b/amazonlinux-1.dockerfile
@@ -39,6 +39,7 @@ RUN curl -fsSL https://github.com/denoland/deno/releases/download/v${DENO_VERSIO
  && rm deno.tar.gz
 
 RUN cp /bin/gn /deno/core/libdeno/buildtools/linux64/gn
+RUN rm /deno/third_party/prebuilt/linux64/sccache
 
 RUN yum install -y gcc-c++ libatomic
 RUN echo "INPUT ( /usr/lib64/libatomic.so.1.2.0 )" \
diff --git a/aws-lambda/bootstrap b/aws-lambda/bootstrap
index e6820f0..2a98145 100755
--- a/aws-lambda/bootstrap
+++ b/aws-lambda/bootstrap
@@ -7,6 +7,13 @@ HANDLER_FILE=$(echo "$_HANDLER" | cut -d. -f1)
 
 API_ROOT=http://${AWS_LAMBDA_RUNTIME_API}/2018-06-01/runtime/
 
+# If this ENV variable is set then copy that directory as DENO_DIR (default = .deno_dir).
+# Note: For permissions reasons we need the actual DENO_DIR to be somewhere in /tmp.
+DENO_DIR=${DENO_DIR-'.deno_dir'}
+
+# TODO support bundle/js etc.
+HANDLER_FILE=${HANDLER_FILE}.ts
+
 # If we fail prior to the handler loop we post an init error.
 function error {
   echo "error:" $1
@@ -30,25 +37,25 @@ function investigate {
   $SCRIPT_DIR/amz-deno eval 'Deno.version.deno' \
    || error "bad amz-deno executable"
 
-  [ -f $LAMBDA_TASK_ROOT/$HANDLER_FILE.ts ] \
-   || error "missing expected handler file '$HANDLER_FILE.ts'"
+  [ -f $LAMBDA_TASK_ROOT/$HANDLER_FILE ] \
+   || error "missing expected handler file '$HANDLER_FILE'"
 
-  DENO_DIR=/tmp/deno_dir NO_COLOR=true $SCRIPT_DIR/amz-deno fetch $LAMBDA_TASK_ROOT/$HANDLER_FILE.ts \
-   || error "unable to compile $HANDLER_FILE.ts"
+  DENO_DIR=/tmp/deno_dir NO_COLOR=true $SCRIPT_DIR/amz-deno fetch $LAMBDA_TASK_ROOT/$HANDLER_FILE \
+   || error "unable to compile $HANDLER_FILE"
 
   echo "
-  import { $HANDLER_NAME } from '$LAMBDA_TASK_ROOT/$HANDLER_FILE.ts';
+  import { $HANDLER_NAME } from '$LAMBDA_TASK_ROOT/$HANDLER_FILE';
   " > /tmp/runtime-test.js
   DENO_DIR=/tmp/deno_dir NO_COLOR=true $SCRIPT_DIR/amz-deno fetch /tmp/runtime-test.js 2> /dev/null \
-   || error "$HANDLER_FILE.ts must export a function named '$HANDLER_NAME'"
+   || error "$HANDLER_FILE must export a function named '$HANDLER_NAME'"
 
   # perhaps a bug in bootstrap?
 }
 
 # Note: This is a js file to avoid a runtime compilation step.
-# Hopefully $HANDLER_FILE.ts's compilation is cached in DENO_DIR.
+# Hopefully $HANDLER_FILE's compilation is cached in DENO_DIR.
 echo "
-import { $HANDLER_NAME } from '$LAMBDA_TASK_ROOT/$HANDLER_FILE.ts';
+import { $HANDLER_NAME } from '$LAMBDA_TASK_ROOT/$HANDLER_FILE';
 const INVOCATION = '${API_ROOT}invocation/';
 while (true) {
   const next = await fetch(INVOCATION + 'next');
@@ -111,10 +118,6 @@ while (true) {
 }
 " > /tmp/runtime.js
 
-# If this ENV variable is set then copy that directory as DENO_DIR (default = .deno_dir).
-# Note: For permissions reasons we need the actual DENO_DIR to be somewhere in /tmp.
-DENO_DIR=${DENO_DIR-'.deno_dir'}
-
 # We copy DENO_DIR into a writable directory (/tmp/deno_dir)
 # and expand DENO_DIR/LAMBDA_TASK_ROOT to match the new location ($LAMBDA_TASK_ROOT).
 mkdir -p /tmp/deno_dir/gen/file$LAMBDA_TASK_ROOT \