diff --git a/libcnb-package/Cargo.toml b/libcnb-package/Cargo.toml
index f60779e5..1f9b3fa4 100644
--- a/libcnb-package/Cargo.toml
+++ b/libcnb-package/Cargo.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 include = ["src/**/*", "LICENSE", "README.md"]
 
 [dependencies]
-cargo_metadata = "0.17.0"
+cargo_metadata = "0.18.0"
 ignore = "0.4"
 libcnb-common.workspace = true
 libcnb-data.workspace = true
diff --git a/libcnb-proc-macros/Cargo.toml b/libcnb-proc-macros/Cargo.toml
index a9bdec3f..51566eb1 100644
--- a/libcnb-proc-macros/Cargo.toml
+++ b/libcnb-proc-macros/Cargo.toml
@@ -14,7 +14,7 @@ include = ["src/**/*", "LICENSE", "README.md"]
 proc-macro = true
 
 [dependencies]
-cargo_metadata = "0.17.0"
+cargo_metadata = "0.18.0"
 fancy-regex = { version = "0.11.0", default-features = false }
 quote = "1.0.33"
 syn = { version = "2.0.29", features = ["full"] }