diff --git a/Cargo.lock b/Cargo.lock
index 90e081d..bd78d3d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -348,9 +348,9 @@ checksum = "4271d37baee1b8c7e4b708028c57d816cf9d2434acb33a549475f78c181f6253"
 
 [[package]]
 name = "handlebars"
-version = "4.5.0"
+version = "6.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "faa67bab9ff362228eb3d00bd024a4965d8231bbb7921167f0cfa66c6626b225"
+checksum = "5226a0e122dc74917f3a701484482bed3ee86d016c7356836abbaa033133a157"
 dependencies = [
  "log",
  "pest",
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index e7979ce..5d7c8da 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -19,7 +19,7 @@ rust-version = "1.60"
 [dependencies]
 abscissa_core = { version = "0.7", path = "../core" }
 clap = "4"
-handlebars = "4"
+handlebars = "6"
 ident_case = "1"
 serde = { version = "1", features = ["serde_derive"] }