diff --git a/Cargo.lock b/Cargo.lock
index 005e3d6..322efea 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -349,7 +349,7 @@ dependencies = [
  "anyhow",
  "log",
  "rnix",
- "rowan",
+ "rowan 0.16.0",
  "serde",
 ]
 
@@ -486,7 +486,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bb35cedbeb70e0ccabef2a31bcff0aebd114f19566086300b8f42c725fc2cb5f"
 dependencies = [
- "rowan",
+ "rowan 0.15.16",
 ]
 
 [[package]]
@@ -501,6 +501,18 @@ dependencies = [
  "text-size",
 ]
 
+[[package]]
+name = "rowan"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "028acc0aeb6c46a4e4390928ef6ec0f4b7e9432f37bd4129a976e77f86f93322"
+dependencies = [
+ "countme",
+ "hashbrown",
+ "rustc-hash",
+ "text-size",
+]
+
 [[package]]
 name = "rustc-hash"
 version = "1.1.0"
diff --git a/nix-script-directives/Cargo.toml b/nix-script-directives/Cargo.toml
index d81ecfc..845ab1f 100644
--- a/nix-script-directives/Cargo.toml
+++ b/nix-script-directives/Cargo.toml
@@ -7,5 +7,5 @@ edition = "2021"
 anyhow = "1.0.93"
 log = "0.4.22"
 rnix = "0.11.0"
-rowan = "0.15.16"
+rowan = "0.16.0"
 serde = { version = "1.0.215", features = [ "derive" ] }