diff --git a/Cargo.toml b/Cargo.toml
index 5fa39bc..a48927d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,8 +12,8 @@ keywords = ["logging", "log", "env_logger", "tests", "testing"]
 license = "MIT/Apache-2.0"
 
 [dependencies]
-env_logger = "~0.3"
+env_logger = "0.6.0"
 
 [dev-dependencies]
-log = "~0.3"
+log = "0.4.6"
 
diff --git a/src/lib.rs b/src/lib.rs
index 78d7863..687e3e7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -23,7 +23,7 @@ macro_rules! test {
 }
 
 pub fn ensure_env_logger_initialized() {
-    LOGGER_INIT.call_once(|| env_logger::init().unwrap());
+    LOGGER_INIT.call_once(|| env_logger::init());
 }