diff --git a/spec/fixtures/components/rust_app/Cargo.lock b/spec/fixtures/components/rust_app/Cargo.lock
index 775f799..b5901c2 100644
--- a/spec/fixtures/components/rust_app/Cargo.lock
+++ b/spec/fixtures/components/rust_app/Cargo.lock
@@ -22,35 +22,14 @@ checksum = "5c8214115b7bf84099f1309324e63141d4c5d7cc26862f97a0a857dbefe165bd"
 
 [[package]]
 name = "ctor"
-version = "0.4.2"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4735f265ba6a1188052ca32d461028a7d1125868be18e287e756019da7607b5"
+checksum = "378f0974ae2468eaf63aa036dbe9c926b0dc7ea64c156f2ea618bc2f75b934f0"
 dependencies = [
- "ctor-proc-macro",
- "dtor",
+ "link-section",
+ "linktime-proc-macro",
 ]
 
-[[package]]
-name = "ctor-proc-macro"
-version = "0.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f211af61d8efdd104f96e57adf5e426ba1bc3ed7a4ead616e15e5881fd79c4d"
-
-[[package]]
-name = "dtor"
-version = "0.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97cbdf2ad6846025e8e25df05171abfb30e3ababa12ee0a0e44b9bbe570633a8"
-dependencies = [
- "dtor-proc-macro",
-]
-
-[[package]]
-name = "dtor-proc-macro"
-version = "0.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7454e41ff9012c00d53cf7f475c5e3afa3b91b7c90568495495e8d9bf47a1055"
-
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -107,6 +86,18 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09edd9e8b54e49e587e4f6295a7d29c3ea94d469cb40ab8ca70b288248a81db2"
 
+[[package]]
+name = "link-section"
+version = "0.16.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c8600ca3dbe044f07955b443ff606c50f45295b863289bbe7d0844d50cf11e4"
+
+[[package]]
+name = "linktime-proc-macro"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a44cd706ff0d503ee32b2071166510ca27e281228de10cd3aa8d35ff94560f81"
+
 [[package]]
 name = "log"
 version = "0.4.27"
diff --git a/spec/fixtures/components/rust_app/Cargo.toml b/spec/fixtures/components/rust_app/Cargo.toml
index 7d312d2..469c28a 100644
--- a/spec/fixtures/components/rust_app/Cargo.toml
+++ b/spec/fixtures/components/rust_app/Cargo.toml
@@ -11,5 +11,5 @@ crate-type = ["cdylib"]
 wit-bindgen = "0.48"
 serde_json = "1.0.145"
 once_cell = "1.21.3"
-ctor = "0.4.2"
+ctor = "1.0.5"
 base64 = "0.22"