diff --git a/Cargo.lock b/Cargo.lock
index 70d7fed3..95c991b1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2835,7 +2835,7 @@ name = "www-rust-lang-org"
 version = "0.1.0"
 dependencies = [
  "fluent 0.16.0",
- "fluent-bundle 0.6.0",
+ "fluent-bundle 0.15.0",
  "fluent-locale 0.10.1",
  "fluent-syntax 0.11.0",
  "handlebars",
diff --git a/Cargo.toml b/Cargo.toml
index 9971d60e..91b8c77e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2018"
 [dependencies]
 lazy_static = "1.2.0"
 fluent = "0.16"
-fluent-bundle = "0.6.0"
+fluent-bundle = "0.15.0"
 fluent-syntax = "0.11.0"
 fluent-locale = "0.10.1"
 handlebars-fluent = "0.2.0"