diff --git a/Dockerfile b/Dockerfile
index 69faabf8..b46c5dac 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,27 +3,31 @@
 FROM golang:1.17.8-alpine3.15 AS go-builder
 
 # See https://github.com/CosmWasm/wasmvm/releases
-ENV LIBWASMVM_VERSION=0.16.3
-ENV LIBWASMVM_SHA256=3fc6d5a239f3e97ac96c1a2df3006e4107ca461da4ca318bc71cfdc3e3593125
+ENV LIBWASMVM_VERSION=0.16.6
+ENV LIBWASMVM_SHA256=fe63ff6bb75cad9116948d96344391d6786b6009d28e7016a85e1a268033d8f8
 
 # this comes from standard alpine nightly file
 #  https://github.com/rust-lang/docker-rust-nightly/blob/master/alpine3.12/Dockerfile
 # with some changes to support our toolchain, etc
 RUN set -eux; apk add --no-cache ca-certificates build-base;
 
-RUN apk add git
+RUN apk add git cmake
 # NOTE: add these to run with LEDGER_ENABLED=true
 # RUN apk add libusb-dev linux-headers
 
 WORKDIR /code
 COPY . /code/
 
+# Install mimalloc
+RUN git clone --depth 1 https://github.com/microsoft/mimalloc; cd mimalloc; mkdir build; cd build; cmake ..; make -j$(nproc); make install
+ENV MIMALLOC_RESERVE_HUGE_OS_PAGES=4
+
 # See https://github.com/CosmWasm/wasmvm/releases
-ADD https://github.com/CosmWasm/wasmvm/releases/download/v${LIBWASMVM_VERSION}/libwasmvm_muslc.a /lib/libwasmvm_muslc.a
+ADD https://github.com/CosmWasm/wasmvm/releases/download/v${LIBWASMVM_VERSION}/libwasmvm_muslc.x86_64.a /lib/libwasmvm_muslc.a
 RUN sha256sum /lib/libwasmvm_muslc.a | grep ${LIBWASMVM_SHA256}
 
 # force it to use static lib (from above) not standard libgo_cosmwasm.so file
-RUN LEDGER_ENABLED=false BUILD_TAGS=muslc make build
+RUN LEDGER_ENABLED=false BUILD_TAGS=muslc LDFLAGS="-extldflags \"-L/code/mimalloc/build -lmimalloc -static\"" make build
 
 FROM alpine:3.15.4