diff --git a/Cargo.lock b/Cargo.lock
index eea0467..6bae206 100644
--- a/Cargo.lock
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diff --git a/Cargo.toml b/Cargo.toml
old mode 100755
new mode 100644
index 523d6a9..9ffaa22
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 log = "0.4.5"
-env_logger = "0.5.13"
+env_logger = "0.11.2"
 glob = "0.3"
 vec_map = "0.8.1"
 bit-set = "0.5.0"