diff --git a/Cargo.lock b/Cargo.lock
index 2ede39707ce..a6c00fd1cd5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -187,6 +187,15 @@ version = "0.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
 
+[[package]]
+name = "basic-toml"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e819b667739967cd44d308b8c7b71305d8bb0729ac44a248aa08f33d01950b4"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "beef"
 version = "0.5.2"
@@ -3629,15 +3638,6 @@ dependencies = [
  "tracing",
 ]
 
-[[package]]
-name = "toml"
-version = "0.5.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4f7f0dd8d50a853a531c426359045b1998f04219d88799810762cd4ad314234"
-dependencies = [
- "serde",
-]
-
 [[package]]
 name = "toml_datetime"
 version = "0.5.1"
@@ -3791,17 +3791,17 @@ checksum = "3528ecfd12c466c6f163363caf2d02a71161dd5e1cc6ae7b34207ea2d42d81ed"
 
 [[package]]
 name = "trybuild"
-version = "1.0.76"
+version = "1.0.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ed2c57956f91546d4d33614265a85d55c8e1ab91484853a10335894786d7db6"
+checksum = "a44da5a6f2164c8e14d3bbc0657d69c5966af9f5f6930d4f600b1f5c4a673413"
 dependencies = [
+ "basic-toml",
  "glob 0.3.1",
  "once_cell",
  "serde",
  "serde_derive",
  "serde_json",
  "termcolor",
- "toml",
 ]
 
 [[package]]
diff --git a/testing/ui-tests/Cargo.toml b/testing/ui-tests/Cargo.toml
index 4ade0a04c43..95aaeada7ed 100644
--- a/testing/ui-tests/Cargo.toml
+++ b/testing/ui-tests/Cargo.toml
@@ -9,7 +9,7 @@ publish = false
 [dependencies]
 
 [dev-dependencies]
-trybuild = "1.0.76"
+trybuild = "1.0.77"
 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"] }