diff --git a/.travis.yml b/.travis.yml
index db5dd3dd8b..0a110a9452 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: rust
 rust:
-  - 1.6.0
+  - 1.3.0
   - stable
   - beta
   - nightly
diff --git a/Cargo.toml b/Cargo.toml
index 247e4da048..2916eb5279 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ aho-corasick = "0.5.1"
 # For skipping along search text quickly when a leading byte is known.
 memchr = "0.1.9"
 # For managing regex caches quickly across multiple threads.
-thread_local = "0.2.0"
+thread_local = "0.2.4"
 # For parsing regular expressions.
 regex-syntax = { path = "regex-syntax", version = "0.3.1" }
 # For compiling UTF-8 decoding into automata.