diff --git a/Cargo.lock b/Cargo.lock
index e79b4433c..b1c6494c8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -35,9 +35,9 @@ dependencies = [
 
 [[package]]
 name = "bindgen"
-version = "0.68.1"
+version = "0.69.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "726e4313eb6ec35d2730258ad4e15b547ee75d6afaa1361a922e78e59b7d8078"
+checksum = "9ffcebc3849946a7170a05992aac39da343a90676ab392c51a4280981d6379c2"
 dependencies = [
  "bitflags 2.4.1",
  "cexpr",
@@ -97,7 +97,7 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 name = "chuffed_rs"
 version = "0.1.0"
 dependencies = [
- "bindgen 0.68.1",
+ "bindgen 0.69.1",
  "cc",
 ]
 
@@ -249,7 +249,7 @@ checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
 name = "minion_rs"
 version = "0.0.1"
 dependencies = [
- "bindgen 0.68.1",
+ "bindgen 0.69.1",
  "cc",
  "glob",
 ]
diff --git a/solvers/chuffed/Cargo.toml b/solvers/chuffed/Cargo.toml
index 080ab52e1..0f3b4a50d 100644
--- a/solvers/chuffed/Cargo.toml
+++ b/solvers/chuffed/Cargo.toml
@@ -10,4 +10,4 @@ edition = "2021"
 
 [build-dependencies]
 cc = { version = "1.0.83", features = ["parallel"] }
-bindgen = "0.68.1"
+bindgen = "0.69.1"
diff --git a/solvers/minion/Cargo.toml b/solvers/minion/Cargo.toml
index f07187ee0..307d24985 100644
--- a/solvers/minion/Cargo.toml
+++ b/solvers/minion/Cargo.toml
@@ -9,6 +9,6 @@ edition = "2021"
 
 [build-dependencies]
 cc = { version = "1.0.83", features = ["parallel"] }
-bindgen = "0.68.1"
+bindgen = "0.69.1"
 glob = "0.3.1"