diff --git a/changes/pr-559.md b/changes/pr-559.md
new file mode 100644
index 000000000..7d87c936a
--- /dev/null
+++ b/changes/pr-559.md
@@ -0,0 +1 @@
+feat: bump sunnyside to 0.2.0 with bu/rs subcommands
diff --git a/flake.lock b/flake.lock
index 10a6f8f78..aa049e65a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -938,11 +938,11 @@
     "sunnyside": {
       "flake": false,
       "locked": {
-        "lastModified": 1717568445,
-        "narHash": "sha256-U2wiyKsJ6ACiajkfULpkdCUJ2/xZKQqNgzIHQL9utIE=",
+        "lastModified": 1782521357,
+        "narHash": "sha256-YBn5iN5xzxKxg4kjh2dbxkpG1v6i4AkHsG0ZO1kv+7Q=",
         "owner": "goromal",
         "repo": "sunnyside",
-        "rev": "d6605667490ce008321b32dea5732d7962609bf7",
+        "rev": "0da2719982d168969a9a793b85de9f6d8dd2e6f3",
         "type": "github"
       },
       "original": {
diff --git a/pkgs/rust-packages/sunnyside/default.nix b/pkgs/rust-packages/sunnyside/default.nix
index d7fe2cd3d..5351a2322 100644
--- a/pkgs/rust-packages/sunnyside/default.nix
+++ b/pkgs/rust-packages/sunnyside/default.nix
@@ -5,9 +5,9 @@
 }:
 rustPlatform.buildRustPackage rec {
   pname = "sunnyside";
-  version = "0.1.1";
+  version = "0.2.0";
   src = pkg-src;
-  cargoHash = "sha256-iKjsrQ/u9SwQZNlSMPjJOxLRSbBuE21Ae0jnJ60fKoE=";
+  cargoHash = "sha256-aAzaj78FkeY7Q74AaKBhmGAm1b0WAeylBEg3vdwiWYc=";
   meta = {
     description = "File scrambler.";
     longDescription = ''
diff --git a/test/test_sunnyside.sh b/test/test_sunnyside.sh
index 5d27984d1..e961fd8f8 100644
--- a/test/test_sunnyside.sh
+++ b/test/test_sunnyside.sh
@@ -27,5 +27,20 @@ if [[ "$ccontent" != "SUCCESS" ]]; then
     exit 1
 fi
 
+make-title -c yellow "Testing sunnyside bu/rs (file)"
+echo "BACKUP_TEST" > original.txt
+sunnyside bu -t original.txt -s 4 -k u -d backup.tyz
+[[ -f backup.tyz ]] || { echo_red "bu: dest not created"; exit 1; }
+sunnyside rs -t backup.tyz -s 4 -k u -d restored.txt
+[[ "$(cat restored.txt)" == "BACKUP_TEST" ]] || { echo_red "rs: file content mismatch"; exit 1; }
+
+make-title -c yellow "Testing sunnyside bu/rs (directory)"
+mkdir -p testdir/sub
+echo "NESTED" > testdir/sub/file.txt
+sunnyside bu -t testdir -s 4 -k u -d dir_backup.tyz
+[[ -f dir_backup.tyz ]] || { echo_red "bu: dir dest not created"; exit 1; }
+sunnyside rs -t dir_backup.tyz -s 4 -k u -d testdir_restored
+[[ "$(cat testdir_restored/sub/file.txt)" == "NESTED" ]] || { echo_red "rs: dir content mismatch"; exit 1; }
+
 # Cleanup
 rm -rf "$tmpdir"