diff --git a/askama_escape/Cargo.toml b/askama_escape/Cargo.toml
index 99a03f83..9af4b72b 100644
--- a/askama_escape/Cargo.toml
+++ b/askama_escape/Cargo.toml
@@ -15,7 +15,7 @@ edition = "2018"
 maintenance = { status = "actively-developed" }
 
 [dev-dependencies]
-criterion = "0.3"
+criterion = "0.4"
 
 [features]
 json = []
diff --git a/testing/Cargo.toml b/testing/Cargo.toml
index 3dac5e87..72f21c36 100644
--- a/testing/Cargo.toml
+++ b/testing/Cargo.toml
@@ -17,7 +17,7 @@ comrak = { version = "0.14", default-features = false, optional = true }
 serde_json = { version = "1.0", optional = true }
 
 [dev-dependencies]
-criterion = "0.3"
+criterion = "0.4"
 trybuild = "1.0.55"
 version_check = "0.9"