diff --git a/Cargo.lock b/Cargo.lock
index f538256b..c9770ab9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -467,9 +467,9 @@ dependencies = [
 
 [[package]]
 name = "ctor"
-version = "0.12.0"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8f521dd9c9e5f03986eb5c674b14b21e9ccf2eb9f98fecb681100214d5e9e4f"
+checksum = "6d765eb1c0bda10d31e0ea185f5ee15da532d60b0912d2bd1441783439e749c5"
 dependencies = [
  "link-section",
  "linktime-proc-macro",
@@ -1047,9 +1047,9 @@ dependencies = [
 
 [[package]]
 name = "link-section"
-version = "0.12.0"
+version = "0.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0567ec9fe5ffdf9241cd90a7629f250a5f903d6ff4573cf7903308662d6fce40"
+checksum = "76b87baf24dab54aad743d8e009b90a09e34f4e4457d6f92a375e901453e56c3"
 
 [[package]]
 name = "linktime-proc-macro"
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 683552ce..6534ce9c 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -48,7 +48,7 @@ exec = "0.3"
 [dev-dependencies]
 assert_cmd = { version = "2", features = ["color-auto"] }
 clap-sort = "1"
-ctor = "0.12"
+ctor = "1"
 insta = "1"
 predicates = "3"
 
diff --git a/cli/src/test.rs b/cli/src/test.rs
index a8eccae1..51d46154 100644
--- a/cli/src/test.rs
+++ b/cli/src/test.rs
@@ -1,6 +1,6 @@
 use crate::env;
 
-#[ctor::ctor]
+#[ctor::ctor(unsafe)]
 fn init() {
     env::set_var("USAGE_BIN", "usage");
 }
diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index e7bbebbc..ffea288c 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -46,7 +46,7 @@ unstable_choices_env = []
 
 [dev-dependencies]
 criterion = "0.8"
-ctor = "0.12"
+ctor = "1"
 insta = "1"
 pretty_assertions = "1"
 shell-words = "1"