diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f14542..952b0a1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,15 @@
 # Changelog
 
-# [0.3.1] - 2023-12-22
+# [0.4.0] - 2023-12-22
+
+## Added
+
+* `active_injectors()` to retrieve the number of injectors that can potentially add new items to the matcher in the future.
 
 ## Bugfixes
 
 * fix Unicode substring matcher expecting an exact match (rejecting trailing characters)
+* fix crashes and false positives in unicode substring matcher
 
 # [0.3.0] - 2023-12-22
 
diff --git a/Cargo.lock b/Cargo.lock
index 4d8d8f8..efd50d2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -152,7 +152,7 @@ dependencies = [
 
 [[package]]
 name = "nucleo"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "nucleo-matcher",
  "parking_lot",
@@ -161,7 +161,7 @@ dependencies = [
 
 [[package]]
 name = "nucleo-matcher"
-version = "0.3.0"
+version = "0.3.1"
 dependencies = [
  "cov-mark",
  "memchr",
diff --git a/Cargo.toml b/Cargo.toml
index 46dadf3..ca8ab67 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,8 +1,8 @@
 [package]
 name = "nucleo"
 description = "plug and play high performance fuzzy matcher"
-authors = ["Pascal Kuthe <pascal.kuthe@semimod.de>"]
-version = "0.3.0"
+authors = ["Pascal Kuthe <pascalkuthe@pm.me>"]
+version = "0.4.0"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/helix-editor/nucleo"
@@ -12,7 +12,7 @@ exclude = ["/typos.toml", "/tarpaulin.toml"]
 [lib]
 
 [dependencies]
-nucleo-matcher = { version = "0.3.0", path = "matcher" }
+nucleo-matcher = { version = "0.3.1", path = "matcher" }
 parking_lot = { version = "0.12.1", features = ["send_guard", "arc_lock"]}
 rayon = "1.7.0"
 
diff --git a/bench/Cargo.toml b/bench/Cargo.toml
index 36d69d8..0dfb81d 100644
--- a/bench/Cargo.toml
+++ b/bench/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-nucleo = { version = "0.3", path = "../" }
+nucleo = { version = "*", path = "../" }
 brunch = "0.5.0"
 fuzzy-matcher = "0.3.7"
 walkdir = "2"
diff --git a/matcher/Cargo.toml b/matcher/Cargo.toml
index 7ef919f..9ea35ec 100644
--- a/matcher/Cargo.toml
+++ b/matcher/Cargo.toml
@@ -1,8 +1,8 @@
 [package]
 name = "nucleo-matcher"
 description = "plug and play high performance fuzzy matcher"
-authors = ["Pascal Kuthe <pascal.kuthe@semimod.de>"]
-version = "0.3.0"
+authors = ["Pascal Kuthe <pascalkuthe@pm.me>"]
+version = "0.3.1"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/helix-editor/nucleo"