diff --git a/Cargo.lock b/Cargo.lock
index 47e1762..0f895ab 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -344,9 +344,9 @@ checksum = "e3148f5046208a5d56bcfc03053e3ca6334e51da8dfb19b6cdc8b306fae3283e"
 
 [[package]]
 name = "png"
-version = "0.17.14"
+version = "0.17.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52f9d46a34a05a6a57566bc2bfae066ef07585a6e3fa30fbbdff5936380623f0"
+checksum = "82151a2fc869e011c153adc57cf2789ccb8d9906ce52c0b39a6b5697749d7526"
 dependencies = [
  "bitflags",
  "crc32fast",
diff --git a/ocrs-cli/Cargo.toml b/ocrs-cli/Cargo.toml
index 1a4a172..098ef81 100644
--- a/ocrs-cli/Cargo.toml
+++ b/ocrs-cli/Cargo.toml
@@ -10,7 +10,7 @@ repository = "https://github.com/robertknight/ocrs"
 
 [dependencies]
 image = { version = "0.25.5", default-features = false, features = ["png", "jpeg", "webp"] }
-png = "0.17.14"
+png = "0.17.16"
 serde_json = "1.0.134"
 rten = { workspace = true }
 rten-imageproc = { workspace = true }