diff --git a/Cargo.lock b/Cargo.lock
index bc74be9..30c95b1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1209,7 +1209,6 @@ dependencies = [
  "ructe",
  "serde",
  "structopt",
- "thiserror",
  "url",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 7d61acc..e96f3ef 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,6 @@ mime = "0.3"
 once_cell = "1.4"
 serde = { version = "1.0", features = ["derive"] }
 structopt = "0.3.14"
-thiserror = "1.0"
 url = "2.1"
 
 [build-dependencies]