diff --git a/Dockerfile b/Dockerfile
index 261be5a..6e31f57 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,7 @@ ENV S6_BEHAVIOUR_IF_STAGE2_FAILS=2
 RUN \
  echo "**** install build packages ****" && \
  apk add --no-cache --virtual=build-dependencies \
+	cargo \
 	g++ \
 	gcc \
 	libffi-dev \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index b9250fc..eb2d58f 100755
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -14,6 +14,7 @@ ENV S6_BEHAVIOUR_IF_STAGE2_FAILS=2
 RUN \
  echo "**** install build packages ****" && \
  apk add --no-cache --virtual=build-dependencies \
+	cargo \
 	g++ \
 	gcc \
 	libffi-dev \
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 2df01ab..c45ced2 100755
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -14,6 +14,7 @@ ENV S6_BEHAVIOUR_IF_STAGE2_FAILS=2
 RUN \
  echo "**** install build packages ****" && \
  apk add --no-cache --virtual=build-dependencies \
+	cargo \
 	g++ \
 	gcc \
 	libffi-dev \