diff --git a/Cargo.lock b/Cargo.lock
index d1c51a90109..319ddaec5bd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1009,7 +1009,7 @@ dependencies = [
  "proc-macro2 1.0.1",
  "quote 1.0.2",
  "serde",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
  "syn",
 ]
 
@@ -1493,7 +1493,7 @@ name = "fallible"
 version = "0.0.1"
 dependencies = [
  "hashglobe",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
 ]
 
 [[package]]
@@ -3029,7 +3029,7 @@ dependencies = [
  "log",
  "servo-egl",
  "simpleservo",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
  "webxr",
  "webxr-api",
 ]
@@ -3225,7 +3225,7 @@ dependencies = [
  "serde_bytes",
  "servo_arc",
  "smallbitvec",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
  "string_cache",
  "thin-slice",
  "time",
@@ -4709,7 +4709,7 @@ dependencies = [
  "phf_codegen",
  "precomputed-hash",
  "servo_arc",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
  "thin-slice",
  "to_shmem",
  "to_shmem_derive",
@@ -5286,9 +5286,9 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.2.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c2fb2ec9bcd216a5b0d0ccf31ab17b5ed1d627960edff65bbe95d3ce221cefc"
+checksum = "05720e22615919e4734f6a99ceae50d00226c3c5aca406e102ebc33298214e0a"
 
 [[package]]
 name = "smithay-client-toolkit"
@@ -5455,7 +5455,7 @@ dependencies = [
  "servo_config",
  "servo_url",
  "smallbitvec",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
  "string_cache",
  "style_derive",
  "style_traits",
@@ -5747,7 +5747,7 @@ dependencies = [
  "cssparser",
  "servo_arc",
  "smallbitvec",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
  "string_cache",
  "thin-slice",
 ]
@@ -6475,7 +6475,7 @@ dependencies = [
  "rendy-descriptor",
  "rendy-memory",
  "serde",
- "smallvec 1.2.0",
+ "smallvec 1.3.0",
  "vec_map",
 ]
 
diff --git a/ports/libmlservo/Cargo.toml b/ports/libmlservo/Cargo.toml
index 636f0bbbba5..ba5b8ad6e90 100644
--- a/ports/libmlservo/Cargo.toml
+++ b/ports/libmlservo/Cargo.toml
@@ -25,5 +25,5 @@ webxr = { git = "https://github.com/servo/webxr", features = ["ipc", "magicleap"
 libc = "0.2"
 log = "0.4"
 servo-egl = "0.2"
-smallvec = "1.2"
+smallvec = "1.3"