diff --git a/Cargo.lock b/Cargo.lock
index 9c8ebdcbb..8b8c59274 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -885,7 +885,7 @@ checksum = "fc652a48c352aef3ea3aed32080501cf3ef6ed5da78602a020c991775b0aff04"
 [[package]]
 name = "cadkernel"
 version = "0.1.0"
-source = "git+https://github.com/ramox81/cadkernel.git?rev=6ca25b9eb08dc90a376272760c57db6e5997100d#6ca25b9eb08dc90a376272760c57db6e5997100d"
+source = "git+https://github.com/ramox81/cadkernel.git?rev=9f9091b7f200eaf501134e08dd61adc90b416ed3#9f9091b7f200eaf501134e08dd61adc90b416ed3"
 dependencies = [
  "acadrust",
  "cavalier_contours",
diff --git a/Cargo.toml b/Cargo.toml
index b69a06f0e..79fb92a64 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ rfd = "0.17"
 clap = { version = "4", features = ["derive", "string"] }
 env_logger = "0.11"
 acadrust = { git = "https://github.com/ramox81/cadcodec.git", rev = "93dd713c9c1767690582a4a837918e32b54d1e60", features = ["serde"] }
-cadkernel = { git = "https://github.com/ramox81/cadkernel.git", rev = "6ca25b9eb08dc90a376272760c57db6e5997100d", features = ["acis", "offset"] }
+cadkernel = { git = "https://github.com/ramox81/cadkernel.git", rev = "9f9091b7f200eaf501134e08dd61adc90b416ed3", features = ["acis", "offset"] }
 dwg-thumbnailer = { path = "crates/dwg-thumbnailer" }
 flate2 = "1"
 image = { version = "0.25", default-features = false, features = ["png", "jpeg", "bmp", "tiff"] }
diff --git a/crates/ocs_doc_api/Cargo.toml b/crates/ocs_doc_api/Cargo.toml
index b9793ba82..5ee376b8f 100644
--- a/crates/ocs_doc_api/Cargo.toml
+++ b/crates/ocs_doc_api/Cargo.toml
@@ -15,7 +15,7 @@ thiserror = "1"
 
 # Host adapters convert ObjectId to acadrust handles; kernel handles stay local.
 acadrust = { git = "https://github.com/ramox81/cadcodec.git", rev = "93dd713c9c1767690582a4a837918e32b54d1e60", features = ["serde"], optional = true }
-cadkernel = { git = "https://github.com/ramox81/cadkernel.git", rev = "6ca25b9eb08dc90a376272760c57db6e5997100d", features = ["acis", "offset"], optional = true }
+cadkernel = { git = "https://github.com/ramox81/cadkernel.git", rev = "9f9091b7f200eaf501134e08dd61adc90b416ed3", features = ["acis", "offset"], optional = true }
 ocs_plugin_api = { path = "../ocs_plugin_api", optional = true, features = ["host"] }
 
 [build-dependencies]