diff --git a/Dockerfile b/Dockerfile
index 699d346..7b3ed56 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ RUN apk add --no-cache \
     openssl-dev \
     zlib-dev \
     jpeg-dev \
-    rust
+    cargo
 
 RUN pip3 install wheel
 RUN pip3 wheel matrix-synapse==$VERSION