diff --git a/Cargo.lock b/Cargo.lock
index 70ef6d30..fdcf8229 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -700,9 +700,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.8.0"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "692fcb63b64b1758029e0a96ee63e049ce8c5948587f2f7208df04625e5f6b56"
+checksum = "da32515d9f6e6e489d7bc9d84c71b060db7247dc035bbe44eac88cf87486d8d5"
 
 [[package]]
 name = "parking_lot"
diff --git a/helix-core/Cargo.toml b/helix-core/Cargo.toml
index 0a2a56d9..839b07ac 100644
--- a/helix-core/Cargo.toml
+++ b/helix-core/Cargo.toml
@@ -23,7 +23,7 @@ unicode-width = "0.1"
 unicode-general-category = "0.4"
 # slab = "0.4.2"
 tree-sitter = "0.20"
-once_cell = "1.8"
+once_cell = "1.9"
 arc-swap = "1"
 regex = "1"
 
diff --git a/helix-term/Cargo.toml b/helix-term/Cargo.toml
index 623c5bb9..58c713cb 100644
--- a/helix-term/Cargo.toml
+++ b/helix-term/Cargo.toml
@@ -27,7 +27,7 @@ helix-view = { version = "0.5", path = "../helix-view" }
 helix-lsp = { version = "0.5", path = "../helix-lsp" }
 
 anyhow = "1"
-once_cell = "1.8"
+once_cell = "1.9"
 
 tokio = { version = "1", features = ["rt", "rt-multi-thread", "io-util", "io-std", "time", "process", "macros", "fs", "parking_lot"] }
 num_cpus = "1"
diff --git a/helix-view/Cargo.toml b/helix-view/Cargo.toml
index 34f55eb6..9c3a83f8 100644
--- a/helix-view/Cargo.toml
+++ b/helix-view/Cargo.toml
@@ -21,7 +21,7 @@ helix-lsp = { version = "0.5", path = "../helix-lsp"}
 crossterm = { version = "0.22", optional = true }
 
 # Conversion traits
-once_cell = "1.8"
+once_cell = "1.9"
 url = "2"
 
 tokio = { version = "1", features = ["rt", "rt-multi-thread", "io-util", "io-std", "time", "process", "macros", "fs", "parking_lot"] }