diff --git a/aptos-indexer-processors-sdk/Cargo.toml b/aptos-indexer-processors-sdk/Cargo.toml
index 1b4761b..bd3704a 100644
--- a/aptos-indexer-processors-sdk/Cargo.toml
+++ b/aptos-indexer-processors-sdk/Cargo.toml
@@ -41,7 +41,7 @@ clap = { version = "4.3.5", features = ["derive", "unstable-styles"] }
 # Do NOT enable the postgres feature here, it is conditionally enabled in a feature
 # block in the Cargo.toml file for the processor crate.
 # https://github.com/aptos-labs/aptos-indexer-processors/pull/325
-diesel = { version = "=2.2.0", features = [
+diesel = { version = "=2.2.3", features = [
     "chrono",
     "postgres_backend",
     "numeric",
diff --git a/examples/Cargo.lock b/examples/Cargo.lock
index e38d904..c2c34f9 100644
--- a/examples/Cargo.lock
+++ b/examples/Cargo.lock
@@ -815,9 +815,9 @@ dependencies = [
 
 [[package]]
 name = "diesel"
-version = "2.2.0"
+version = "2.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35b696af9ff4c0d2a507db2c5faafa8aa0205e297e5f11e203a24226d5355e7a"
+checksum = "65e13bab2796f412722112327f3e575601a3e9cdcbe426f0d30dbf43f3f5dc71"
 dependencies = [
  "bigdecimal",
  "bitflags 2.9.0",
diff --git a/examples/Cargo.toml b/examples/Cargo.toml
index 4a8a6ff..6b4ffb6 100644
--- a/examples/Cargo.toml
+++ b/examples/Cargo.toml
@@ -21,7 +21,7 @@ aptos-indexer-processor-sdk = { path = "../aptos-indexer-processors-sdk/sdk", fe
 anyhow = "1.0.86"
 async-trait = "0.1.80"
 clap = { version = "4.3.5", features = ["derive", "unstable-styles"] }
-diesel = { version = "=2.2.0", features = [
+diesel = { version = "=2.2.3", features = [
     "chrono",
     "postgres_backend",
     "numeric",