diff --git a/Cargo.lock b/Cargo.lock
index 269437f61e7b..d700263431ad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -136,9 +136,9 @@ checksum = "df8670b8c7b9dae1793364eafadf7239c40d669904660c5960d74cfd80b46a53"
 
 [[package]]
 name = "cc"
-version = "1.1.7"
+version = "1.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26a5c3fd7bfa1ce3897a3a3501d362b2d87b7f2583ebcb4a949ec25911025cbc"
+checksum = "e9e8aabfac534be767c909e0690571677d49f41bd8465ae876fe043d52ba5292"
 
 [[package]]
 name = "cfg-if"
@@ -1700,7 +1700,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4979f22fdb869068da03c9f7528f8297c6fd2606bc3a4affe42e6a823fdb8da4"
 dependencies = [
  "cfg-if",
- "windows-targets 0.48.0",
+ "windows-targets 0.52.6",
 ]
 
 [[package]]
@@ -2122,18 +2122,18 @@ checksum = "1792db035ce95be60c3f8853017b3999209281c24e2ba5bc8e59bf97a0c590c1"
 
 [[package]]
 name = "serde"
-version = "1.0.204"
+version = "1.0.207"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc76f558e0cbb2a839d37354c575f1dc3fdc6546b5be373ba43d95f231bf7c12"
+checksum = "5665e14a49a4ea1b91029ba7d3bca9f299e1f7cfa194388ccc20f14743e784f2"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.204"
+version = "1.0.207"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
+checksum = "6aea2634c86b0e8ef2cfdc0c340baede54ec27b1e46febd7f80dffb2aa44a00e"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2142,9 +2142,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.122"
+version = "1.0.124"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "784b6203951c57ff748476b126ccb5e8e2959a5c19e5c617ab1956be3dbc68da"
+checksum = "66ad62847a56b3dba58cc891acd13884b9c61138d330c0d7b6181713d4fce38d"
 dependencies = [
  "itoa",
  "memchr",
@@ -2313,15 +2313,15 @@ dependencies = [
 
 [[package]]
 name = "tempfile"
-version = "3.11.0"
+version = "3.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8fcd239983515c23a32fb82099f97d0b11b8c72f654ed659363a95c3dad7a53"
+checksum = "04cbcdd0c794ebb0d4cf35e88edd2f7d2c4c3e9a5a6dab322839b321c6a87a64"
 dependencies = [
  "cfg-if",
  "fastrand",
  "once_cell",
  "rustix",
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
diff --git a/helix-loader/Cargo.toml b/helix-loader/Cargo.toml
index 6b63f03e2a20..f74829f30787 100644
--- a/helix-loader/Cargo.toml
+++ b/helix-loader/Cargo.toml
@@ -30,7 +30,7 @@ log = "0.4"
 # cloning/compiling tree-sitter grammars
 cc = { version = "1" }
 threadpool = { version = "1.0" }
-tempfile = "3.11.0"
+tempfile = "3.12.0"
 dunce = "1.0.5"
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
diff --git a/helix-lsp-types/Cargo.toml b/helix-lsp-types/Cargo.toml
index 1abd7bca85c0..1dcc8f8c0d00 100644
--- a/helix-lsp-types/Cargo.toml
+++ b/helix-lsp-types/Cargo.toml
@@ -22,8 +22,8 @@ license = "MIT"
 
 [dependencies]
 bitflags = "2.6.0"
-serde = { version = "1.0.34", features = ["derive"] }
-serde_json = "1.0.122"
+serde = { version = "1.0.207", features = ["derive"] }
+serde_json = "1.0.124"
 serde_repr = "0.1"
 url = {version = "2.0.0", features = ["serde"]}
 
diff --git a/helix-stdx/Cargo.toml b/helix-stdx/Cargo.toml
index 8d8f6b84fea3..1c0d06ab1249 100644
--- a/helix-stdx/Cargo.toml
+++ b/helix-stdx/Cargo.toml
@@ -26,4 +26,4 @@ windows-sys = { version = "0.59", features = ["Win32_Foundation", "Win32_Securit
 rustix = { version = "0.38", features = ["fs"] }
 
 [dev-dependencies]
-tempfile = "3.11"
+tempfile = "3.12"
diff --git a/helix-term/Cargo.toml b/helix-term/Cargo.toml
index 6e27b00f5319..d09919da5d3c 100644
--- a/helix-term/Cargo.toml
+++ b/helix-term/Cargo.toml
@@ -85,5 +85,5 @@ helix-loader = { path = "../helix-loader" }
 [dev-dependencies]
 smallvec = "1.13"
 indoc = "2.0.5"
-tempfile = "3.11.0"
+tempfile = "3.12.0"
 same-file = "1.0.1"
diff --git a/helix-vcs/Cargo.toml b/helix-vcs/Cargo.toml
index 086d3701e28f..79d736a1ecbe 100644
--- a/helix-vcs/Cargo.toml
+++ b/helix-vcs/Cargo.toml
@@ -29,4 +29,4 @@ log = "0.4"
 git = ["gix"]
 
 [dev-dependencies]
-tempfile = "3.11"
+tempfile = "3.12"
diff --git a/helix-view/Cargo.toml b/helix-view/Cargo.toml
index a01f4295f6b2..ddfa9f7e4e9b 100644
--- a/helix-view/Cargo.toml
+++ b/helix-view/Cargo.toml
@@ -28,7 +28,7 @@ bitflags = "2.6"
 anyhow = "1"
 crossterm = { version = "0.28", optional = true }
 
-tempfile = "3.11"
+tempfile = "3.12"
 
 # Conversion traits
 once_cell = "1.19"