diff --git a/Cargo.toml b/Cargo.toml
index 5c6c9ed..f8bdcf3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,6 +18,6 @@ url = { version = "2.4.1", features = ["serde"] }
 [dev-dependencies]
 fluent-asserter = "0.1.9"
 mockito = "1.4.0"
-testcontainers = "0.15.0"
+testcontainers = "0.20.1"
 assert-json-diff = "2.0.2"
 insta = { version = "1.38.0", features = ["yaml", "filters"] }