diff --git a/rust/Cargo.lock.in b/rust/Cargo.lock.in
index 7e161b6465..b9742192c9 100644
--- a/rust/Cargo.lock.in
+++ b/rust/Cargo.lock.in
@@ -1019,9 +1019,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.20.3"
+version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "945462a4b81e43c4e3ba96bd7b49d834c6f61198356aa858733bc4acf3cbe62e"
+checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
 [[package]]
 name = "opaque-debug"
diff --git a/rust/suricatactl/Cargo.toml.in b/rust/suricatactl/Cargo.toml.in
index 711332d1df..6e66169494 100644
--- a/rust/suricatactl/Cargo.toml.in
+++ b/rust/suricatactl/Cargo.toml.in
@@ -12,9 +12,8 @@ name = "suricatactl"
 regex = "~1.5.5"
 tracing = "0.1"
 tracing-subscriber = "0.3"
+once_cell = { version = "1.21.3" }
 
 # 4.0 is the newest version that builds with Rust 1.67.1.
 clap = { version = "=4.2.0", default-features = false, features = ["std", "derive", "help", "usage"] }
 
-# Pin once_cell otherwise clap will pull in v1.21.0 which requires Rust 1.70+.
-once_cell = { version = "=1.20.3" }
diff --git a/rust/suricatasc/Cargo.toml.in b/rust/suricatasc/Cargo.toml.in
index 9645a4c107..483645f0a8 100644
--- a/rust/suricatasc/Cargo.toml.in
+++ b/rust/suricatasc/Cargo.toml.in
@@ -13,8 +13,7 @@ name = "suricatasc"
 # 4.0 is the newest version that builds with Rust 1.67.1.
 clap = { version = "=4.2.0", default-features = false, features = ["std", "derive", "help", "usage"] }
 
-# Pin once_cell otherwise clap will pull in v1.21.0 which requires Rust 1.70+.
-once_cell = { version = "=1.20.3" }
+once_cell = { version = "1.21.3" }
 
 # Need to pin back for Rust 1.67.1
 rustyline = { version = "=11.0.0" }