diff --git a/Cargo.lock b/Cargo.lock
index 3775eda..fdd6cad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -423,18 +423,18 @@ checksum = "9c8132065adcfd6e02db789d9285a0deb2f3fcb04002865ab67d5fb103533898"
 
 [[package]]
 name = "serde"
-version = "1.0.152"
+version = "1.0.155"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb7d1f0d3021d347a83e556fc4683dea2ea09d87bccdf88ff5c12545d89d5efb"
+checksum = "71f2b4817415c6d4210bfe1c7bfcf4801b2d904cb4d0e1a8fdb651013c9e86b8"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.152"
+version = "1.0.155"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af487d118eecd09402d70a5d72551860e788df87b464af30e5ea6a38c75c541e"
+checksum = "d071a94a3fac4aff69d023a7f411e33f40f3483f8c5190b1953822b6b76d7630"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index f1ca306..4fc51b8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,7 +23,7 @@ marine-rs-sdk-main = { path = "crates/main", version = "=0.7.1" }
 marine-timestamp-macro = { path = "crates/timestamp-macro", version = "=0.7.1" }
 polyplets = "0.3.2"
 
-serde = { version = "1.0.152", features = ["derive"]}
+serde = { version = "1.0.155", features = ["derive"]}
 
 [dev-dependencies]
 trybuild = "1.0"
diff --git a/crates/main/Cargo.toml b/crates/main/Cargo.toml
index 5c8a1ef..20e1636 100644
--- a/crates/main/Cargo.toml
+++ b/crates/main/Cargo.toml
@@ -20,7 +20,7 @@ doctest = false
 
 [dependencies]
 log = { version = "0.4.17", features = ["std"] }
-serde = "1.0.152"
+serde = "1.0.155"
 
 [dev-dependencies]
 simple_logger = "4.0.0" # used in doc test
diff --git a/crates/marine-macro-impl/Cargo.toml b/crates/marine-macro-impl/Cargo.toml
index 84b7086..3917ec3 100644
--- a/crates/marine-macro-impl/Cargo.toml
+++ b/crates/marine-macro-impl/Cargo.toml
@@ -16,7 +16,7 @@ all-features = true
 [dependencies]
 quote = "1.0.23"
 proc-macro2 = "1.0.51"
-serde = { version = "1.0.152", features = ["derive"] }
+serde = { version = "1.0.155", features = ["derive"] }
 serde_json = "1.0.94"
 syn = { version = '1.0.109', features = ['full', "extra-traits"] }