diff --git a/Dockerfile b/Dockerfile
index 9c1e063..23b563b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
-FROM golang:1.23.0 as build
+FROM golang:1.23.0 AS build
 COPY . /go-src
 RUN cd /go-src && make build
 
-FROM golang:1.23.0 as build-termux
+FROM golang:1.23.0 AS build-termux
 COPY . /go-src
 RUN cd /go-src && make build-termux
 
@@ -11,7 +11,7 @@ COPY --from=build /usr/local/go/ /usr/local/go
 COPY --from=build-termux /usr/local/go/ /usr/local/go-termux/
 
 RUN apt-get update && apt-get install -y sdkmanager
-ENV NDK_VERSION r26d
-ENV ANDROID_VERSION 34
+ENV NDK_VERSION=r26d
+ENV ANDROID_VERSION=34
 RUN sdkmanager --install "ndk;${NDK_VERSION}"
 COPY go-termux.sh /usr/local/bin/go-termux