diff --git a/Cargo.lock b/Cargo.lock
index faba577b..de97f5b7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -511,9 +511,9 @@ dependencies = [
 
 [[package]]
 name = "handlebars"
-version = "3.5.5"
+version = "4.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4498fc115fa7d34de968184e473529abb40eeb6be8bc5f7faba3d08c316cb3e3"
+checksum = "28f0fe89affef47e2c9729030a8f6e79df34cb66b8a44ecf91dad43f31150559"
 dependencies = [
  "log",
  "pest",
diff --git a/Cargo.toml b/Cargo.toml
index f352880b..79cfc3fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,7 +20,7 @@ anyhow = "1.0.28"
 chrono = "0.4"
 clap = "2.24"
 env_logger = "0.7.1"
-handlebars = "3.0"
+handlebars = "4.0"
 lazy_static = "1.0"
 log = "0.4"
 memchr = "2.0"