diff --git a/Cargo.lock b/Cargo.lock
index 63ec9c208..5a6fac168 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1620,11 +1620,11 @@ checksum = "945462a4b81e43c4e3ba96bd7b49d834c6f61198356aa858733bc4acf3cbe62e"
 
 [[package]]
 name = "onig"
-version = "6.4.0"
+version = "6.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c4b31c8722ad9171c6d77d3557db078cab2bd50afcc9d09c8b315c59df8ca4f"
+checksum = "336b9c63443aceef14bea841b899035ae3abe89b7c486aaf4c5bd8aafedac3f0"
 dependencies = [
- "bitflags 1.3.2",
+ "bitflags 2.9.0",
  "libc",
  "once_cell",
  "onig_sys",
@@ -1632,9 +1632,9 @@ dependencies = [
 
 [[package]]
 name = "onig_sys"
-version = "69.8.1"
+version = "69.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b829e3d7e9cc74c7e315ee8edb185bf4190da5acde74afd7fc59c35b1f086e7"
+checksum = "c7f86c6eef3d6df15f23bcfb6af487cbd2fed4e5581d58d5bf1f5f8b7f6727dc"
 dependencies = [
  "cc",
  "pkg-config",
diff --git a/Cargo.toml b/Cargo.toml
index a4c9d3200..9d1b732be 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -318,7 +318,7 @@ num-bigint = "0.4.4"
 num-prime = "0.4.4"
 num-traits = "0.2.19"
 number_prefix = "0.4"
-onig = { version = "~6.4", default-features = false }
+onig = { version = "~6.5.1", default-features = false }
 parse_datetime = "0.9.0"
 phf = "0.11.2"
 phf_codegen = "0.11.2"
diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
index 06faf0f5f..c946c3225 100644
--- a/fuzz/Cargo.lock
+++ b/fuzz/Cargo.lock
@@ -122,12 +122,6 @@ dependencies = [
  "compare",
 ]
 
-[[package]]
-name = "bitflags"
-version = "1.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
-
 [[package]]
 name = "bitflags"
 version = "2.9.1"
@@ -660,7 +654,7 @@ version = "0.30.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74523f3a35e05aba87a1d978330aef40f67b0304ac79c1c00b294c9830543db6"
 dependencies = [
- "bitflags 2.9.1",
+ "bitflags",
  "cfg-if",
  "cfg_aliases",
  "libc",
@@ -723,11 +717,11 @@ checksum = "a4895175b425cb1f87721b59f0f286c2092bd4af812243672510e1ac53e2e0ad"
 
 [[package]]
 name = "onig"
-version = "6.4.0"
+version = "6.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c4b31c8722ad9171c6d77d3557db078cab2bd50afcc9d09c8b315c59df8ca4f"
+checksum = "336b9c63443aceef14bea841b899035ae3abe89b7c486aaf4c5bd8aafedac3f0"
 dependencies = [
- "bitflags 1.3.2",
+ "bitflags",
  "libc",
  "once_cell",
  "onig_sys",
@@ -735,9 +729,9 @@ dependencies = [
 
 [[package]]
 name = "onig_sys"
-version = "69.8.1"
+version = "69.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b829e3d7e9cc74c7e315ee8edb185bf4190da5acde74afd7fc59c35b1f086e7"
+checksum = "c7f86c6eef3d6df15f23bcfb6af487cbd2fed4e5581d58d5bf1f5f8b7f6727dc"
 dependencies = [
  "cc",
  "pkg-config",
@@ -969,7 +963,7 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c71e83d6afe7ff64890ec6b71d6a69bb8a610ab78ce364b3352876bb4c801266"
 dependencies = [
- "bitflags 2.9.1",
+ "bitflags",
  "errno",
  "libc",
  "linux-raw-sys",
@@ -1632,7 +1626,7 @@ version = "0.39.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
 dependencies = [
- "bitflags 2.9.1",
+ "bitflags",
 ]
 
 [[package]]