diff --git a/.travis.yml b/.travis.yml
index cf8c99a..132020a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,7 +6,7 @@ before_install:
   - ./travis-tool.sh bootstrap
 
 install:
-  - ./travis-tool.sh install_github plyr
+  - ./travis-tool.sh r_binary_install colorspace RColorBrewer pipeR htmlwidgets
   - ./travis-tool.sh install_deps
 
 script: ./travis-tool.sh run_tests
diff --git a/tests/testthat/test-waffle.R b/tests/testthat/test-waffle.R
index ab6f62f..7783cde 100644
--- a/tests/testthat/test-waffle.R
+++ b/tests/testthat/test-waffle.R
@@ -1,6 +1,6 @@
 context("basic functionality")
 test_that("we can do something", {
 
-  #expect_that(some_function(), is_a("data.frame"))
+  expect_that(waffle(c(80, 30, 20, 10), rows=8), is_a("ggplot"))
 
 })