diff --git a/vaporetto/Cargo.toml b/vaporetto/Cargo.toml
index edd1e59..cc0a890 100644
--- a/vaporetto/Cargo.toml
+++ b/vaporetto/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vaporetto"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2021"
 rust-version = "1.58"
 authors = ["Koichi Akabe <vbkaisetsu@gmail.com>"]
@@ -14,7 +14,7 @@ categories = ["text-processing", "no-std"]
 
 [dependencies]
 bincode = { version = "2.0.0-rc.1", default-features = false, features = ["alloc", "derive"] }  # MIT
-daachorse = { version = "0.4.1", default-features = false }  # MIT or Apache-2.0
+daachorse = { version = "0.4.3", default-features = false }  # MIT or Apache-2.0
 hashbrown = "0.12.1"  # MIT or Apache-2.0
 
 liblinear = { version = "1", optional = true }  # MIT
diff --git a/vaporetto_rules/Cargo.toml b/vaporetto_rules/Cargo.toml
index 9187486..3aadf82 100644
--- a/vaporetto_rules/Cargo.toml
+++ b/vaporetto_rules/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vaporetto_rules"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2021"
 rust-version = "1.58"
 authors = ["Koichi Akabe <vbkaisetsu@gmail.com>"]
@@ -16,7 +16,7 @@ resolver = "2"
 [dependencies]
 hashbrown = "0.12.1"  # MIT or Apache-2.0
 unicode-segmentation = "1.9.0"  # MIT or Apache-2.0
-vaporetto = { path = "../vaporetto", version = "0.5.0", default-features = false, features = ["alloc"] }  # MIT or Apache-2.0
+vaporetto = { path = "../vaporetto", version = "=0.5.1", default-features = false, features = ["alloc"] }  # MIT or Apache-2.0
 
 [dev-dependencies]
-vaporetto = { path = "../vaporetto", version = "0.5.0" }  # MIT or Apache-2.0
+vaporetto = { path = "../vaporetto", version = "=0.5.1" }  # MIT or Apache-2.0
diff --git a/vaporetto_tantivy/Cargo.toml b/vaporetto_tantivy/Cargo.toml
index 06f119d..ff34740 100644
--- a/vaporetto_tantivy/Cargo.toml
+++ b/vaporetto_tantivy/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "vaporetto_tantivy"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2021"
 rust-version = "1.58"
 authors = ["Koichi Akabe <vbkaisetsu@gmail.com>"]
@@ -13,8 +13,8 @@ keywords = ["japanese", "tokenizer", "tantivy"]
 categories = ["text-processing"]
 
 [dependencies]
-vaporetto = { path = "../vaporetto", version = "0.5.0" }  # MIT or Apache-2.0
-vaporetto_rules = { path = "../vaporetto_rules", version = "0.5.0" }  # MIT or Apache-2.0
+vaporetto = { path = "../vaporetto", version = "=0.5.1" }  # MIT or Apache-2.0
+vaporetto_rules = { path = "../vaporetto_rules", version = "=0.5.1" }  # MIT or Apache-2.0
 tantivy = "0.18"  # MIT
 
 [dev-dependencies]