diff --git a/.travis.yml b/.travis.yml
index 5590434..004d35f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,8 +6,6 @@ cache:
     - target
 
 rust:
-- 1.16.0
-- 1.17.0
 - stable
 - nightly
 - beta
diff --git a/Cargo.toml b/Cargo.toml
index 4586cea..d15c8b8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "mustache"
 description = "Rust implementation of Mustache"
 repository = "https://github.com/nickel-org/rust-mustache"
 documentation = "http://nickel-org.github.io/rust-mustache"
-version = "0.9.0"
+version = "0.9.1"
 authors = ["erick.tryzelaar@gmail.com"]
 license = "MIT/Apache-2.0"
 
@@ -11,13 +11,13 @@ license = "MIT/Apache-2.0"
 unstable = []
 
 [dependencies]
-log = "0.3.5"
+log = "0.4"
 serde = "1.0.0"
 
 [dev-dependencies]
 serde_derive = "1.0.0"
 serde_json = "1.0.0"
-tempdir = "0.3.4"
+tempfile = "3"
 
 [[test]]
 name = "test"
diff --git a/src/template.rs b/src/template.rs
index 1d6825e..daf325b 100644
--- a/src/template.rs
+++ b/src/template.rs
@@ -220,6 +220,11 @@ impl<'a> RenderContext<'a> {
                         try!(self.render(wr, stack, &tokens));
                     }
 
+                    Data::Bool(val) => {
+                        let s = if val { "true" } else { "false" };
+                        try!(self.write_tracking_newlines(wr, s));
+                    }
+
                     ref value => {
                         bug!("render_utag: unexpected value {:?}", value);
                     }
diff --git a/tests/template.rs b/tests/template.rs
index fad2292..de82d78 100644
--- a/tests/template.rs
+++ b/tests/template.rs
@@ -1,5 +1,5 @@
 use std::cell::RefCell;
-use tempdir::TempDir;
+use tempfile::Builder;
 use std::fmt::Debug;
 use std::fs::File;
 use std::io::Write;
@@ -216,6 +216,51 @@ mod context_search {
         assert_eq!(rendered, expected);
     }
 
+    #[test]
+    fn renders_bool() {
+        let template = compile_str(
+"{{bool}}
+#map{{#outer}}
+    {{#bool}}
+        #bool
+        #vec{{#inner}}{{{.}}}{{/inner}}/vec
+    {{/bool}}\n\
+    {{^not_ok}}
+        ^not_ok
+        #vec{{#inner}}{{{.}}}{{/inner}}/vec
+    {{/not_ok}}\n\
+{{/outer}}
+/map
+{{ok}}");
+        let ctx = MapBuilder::new()
+            .insert_bool("bool", false)
+            .insert_bool("not_ok", false)
+            .insert_map("outer", |map| {
+                map.insert_bool("bool", true)
+                    .insert_vec("inner", |vec| {
+                        vec.push_bool(false)
+                            .push_bool(true)
+                            .push_bool(false)
+                    })
+            })
+            .insert_bool("ok", true)
+            .build();
+
+        let expected = "false
+#map
+        #bool
+        #vecfalsetruefalse/vec
+
+        ^not_ok
+        #vecfalsetruefalse/vec
+
+/map
+true";
+        let rendered = render_data(&template, &ctx);
+        println!("{}\n----\n{}", rendered, expected);
+        assert_eq!(rendered, expected);
+    }
+
     #[test]
     fn from_base() {
         let template = "\
@@ -493,7 +538,7 @@ fn run_test(test: serde_json::Map<String, Json>, data: Data) {
 
     // Make a temporary dir where we'll store our partials. This is to
     // avoid a race on filenames.
-    let tmpdir = TempDir::new("").expect("Failed to make tempdir");
+    let tmpdir = Builder::new().tempdir().expect("Failed to make tempdir");
 
     if let Some(value) = test.get("partials") {
         write_partials(tmpdir.path(), value)
diff --git a/tests/test.rs b/tests/test.rs
index a1c5017..bdfd0e0 100644
--- a/tests/test.rs
+++ b/tests/test.rs
@@ -1,7 +1,7 @@
 extern crate mustache;
 extern crate serde;
 extern crate serde_json;
-extern crate tempdir;
+extern crate tempfile;
 
 #[macro_use] extern crate serde_derive;