diff --git a/Cargo.toml b/Cargo.toml
index 36e85935..cdada855 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,6 +5,7 @@ description="A rust port of the zxing barcode library."
 license="Apache-2.0"
 repository="https://github.com/rxing-core/rxing"
 keywords = ["barcode", "barcode_2d", "barcode_1d", "barcode_reader", "barcode_writer"]
+categories = ["encoding"]
 edition = "2024"
 exclude = [
     "test_resources/*",
@@ -162,4 +163,4 @@ harness = false
 [profile.release]
 codegen-units = 1
 lto = true
-opt-level = 3
\ No newline at end of file
+opt-level = 3
diff --git a/crates/cli/Cargo.toml b/crates/cli/Cargo.toml
index a7614b56..0e55ca49 100644
--- a/crates/cli/Cargo.toml
+++ b/crates/cli/Cargo.toml
@@ -6,6 +6,7 @@ description = "A command line interface for rxing supporting encoding and decodi
 license="Apache-2.0"
 repository="https://github.com/rxing-core/rxing/tree/main/crates/cli"
 keywords = ["barcode", "barcode_1d", "barcode_2d", "barcode_reader", "barcode_writer"]
+categories = ["command-line-utilities"]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html