diff --git a/Cargo.lock b/Cargo.lock
index fbe7812037..7d36a731d5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3834,9 +3834,9 @@ checksum = "3528ecfd12c466c6f163363caf2d02a71161dd5e1cc6ae7b34207ea2d42d81ed"
 
 [[package]]
 name = "trybuild"
-version = "1.0.77"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a44da5a6f2164c8e14d3bbc0657d69c5966af9f5f6930d4f600b1f5c4a673413"
+checksum = "db3115bddce1b5f52dd4b5e0ec8298a66ce733e4cc6759247dc2d1c11508ec38"
 dependencies = [
  "basic-toml",
  "glob 0.3.1",
diff --git a/testing/ui-tests/Cargo.toml b/testing/ui-tests/Cargo.toml
index e897712cd9..1ce5b9979f 100644
--- a/testing/ui-tests/Cargo.toml
+++ b/testing/ui-tests/Cargo.toml
@@ -9,7 +9,7 @@ publish = false
 [dependencies]
 
 [dev-dependencies]
-trybuild = "1.0.77"
+trybuild = "1.0.79"
 scale-info = { version = "2.3.0", features = ["bit-vec"] }
 frame-metadata = "15.0.0"
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive", "full", "bit-vec"] }