diff --git a/configure b/configure
index 979cdfce269..538a9f4e413 100755
--- a/configure
+++ b/configure
@@ -424,6 +424,7 @@ then
             SNAPSHOT_URL="https://servo-rust.s3.amazonaws.com/$(cat ${CFG_SRC_DIR}/src/compiler/rust-snapshot-hash)-${DEFAULT_TARGET}.tar.gz"
             step_msg "Fetching snapshot from ${SNAPSHOT_URL}"
             curl -o ${CFG_BUILD_DIR}/rust_snapshot/snapshot-${SNAPSHOT_HASH}.tgz ${SNAPSHOT_URL}
+            need_ok "Fetching the snapshot failed"
         fi
         rm -rf ${CFG_BUILD_DIR}/rust_snapshot/${SNAPSHOT_VERSION}-${DEFAULT_TARGET}
         tar -zxf ${CFG_BUILD_DIR}/rust_snapshot/snapshot-${SNAPSHOT_HASH}.tgz -C ${CFG_BUILD_DIR}/rust_snapshot/