diff --git a/Cargo.lock b/Cargo.lock
index fc11cabc..a5c1425b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -566,9 +566,9 @@ checksum = "237a5ed80e274dbc66f86bd59c1e25edc039660be53194b5fe0a482e0f2612ea"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.13"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53f5ffe53a6b28e37c9c1ce74893477864d64f74778a93a4beb43c8fa167f639"
+checksum = "de40dd4ff82d9c9bab6dae29dbab1167e515f8df9ed17d2987cb6012db206933"
 dependencies = [
  "unicode-xid",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index d63d3257..77e3a3b0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,9 +32,9 @@ crossbeam-channel = "0.4"
 scopeguard = "1.1"
 bitflags = "1.2"
 chrono = "0.4"
-backtrace = { version = "0.3" }
-ron = "0.6.0"
-serde = "1.0.110"
+backtrace = "0.3"
+ron = "0.6"
+serde = "1.0"
 
 [features]
 default=[]