diff --git a/Cargo.lock b/Cargo.lock
index f10614f..128c344 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -213,18 +213,18 @@ checksum = "bebd363326d05ec3e2f532ab7660680f3b02130d780c299bca73469d521bc0ed"
 
 [[package]]
 name = "serde"
-version = "1.0.186"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f5db24220c009de9bd45e69fb2938f4b6d2df856aa9304ce377b3180f83b7c1"
+checksum = "91d3c334ca1ee894a2c6f6ad698fe8c435b76d504b13d436f0685d648d6d96f7"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.186"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ad697f7e0b65af4983a4ce8f56ed5b357e8d3c36651bf6a7e13639c17b8e670"
+checksum = "67c5609f394e5c2bd7fc51efda478004ea80ef42fee983d5c67a65e34f32c0e3"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 504ada3..d742656 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ keywords = ["memory", "map"]
 categories = ["data-structures", "memory-management"]
 
 [dependencies]
-serde = { version = "1.0.186", optional = true, default-features = false }
+serde = { version = "1.0.190", optional = true, default-features = false }
 
 [dev-dependencies]
 bincode = "1.3.3"