diff --git a/build-aux/dist-vendor.sh b/build-aux/dist-vendor.sh
index be732783..636c8039 100644
--- a/build-aux/dist-vendor.sh
+++ b/build-aux/dist-vendor.sh
@@ -4,7 +4,6 @@ export SOURCE_ROOT="$2"
 
 cd "$SOURCE_ROOT"
 mkdir "$DIST"/.cargo
-cargo vendor | sed 's/^directory = ".*"/directory = "vendor"/g' > $DIST/.cargo/config
+cargo vendor | sed 's/^directory = ".*"/directory = "vendor"/g' >> $DIST/.cargo/config.toml
 # Move vendor into dist tarball directory
 mv vendor "$DIST"
-