diff --git a/Cargo.lock b/Cargo.lock
index 9b840682b..c2e342467 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1359,9 +1359,9 @@ dependencies = [
 
 [[package]]
 name = "inkwell"
-version = "0.9.0"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7decbc9dfa45a4a827a6ff7b822c113b1285678a937e84213417d4ca8a095782"
+checksum = "30932a1258d02e3c7344618abcdbb5dca03e0f8d2ad34496067d1f371cfceda6"
 dependencies = [
  "bitflags",
  "inkwell_internals",
@@ -1372,13 +1372,13 @@ dependencies = [
 
 [[package]]
 name = "inkwell_internals"
-version = "0.14.0"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6cfe97ee860815a90ed17e09639513269e39420a7440f3f4c996f238c514cf8d"
+checksum = "04a85f1cf8de4f1df2ebd93b6afe957fa2acd0081c97dabfa41651eeeb44756e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.117",
+ "syn 3.0.3",
 ]
 
 [[package]]
diff --git a/hugr-llvm/Cargo.toml b/hugr-llvm/Cargo.toml
index b68228a9d..699702fc1 100644
--- a/hugr-llvm/Cargo.toml
+++ b/hugr-llvm/Cargo.toml
@@ -25,7 +25,7 @@ llvm21-1 = ["inkwell/llvm21-1"]
 workspace = true
 
 [dependencies]
-inkwell = { version = ">=0.9.0, <0.10", default-features = false }
+inkwell = { version = ">=0.9.0, <0.11", default-features = false }
 hugr-core = { path = "../hugr-core", version = "0.29.4" }
 anyhow.workspace = true
 itertools.workspace = true