diff --git a/CHANGELOG.md b/CHANGELOG.md
index 01a5174..fef0b99 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+ - Replace `--no_overwrite` with `--exists` in `zarrs_filter` and `zarrs_ome`
+   - Both support `erase` and `exit` options
+   - `zarrs_ome` also supports an `overwrite` option
+
 ## [0.4.0] - 2024-04-20
 
 ### Added
diff --git a/Cargo.lock b/Cargo.lock
index 83372a9..c4f9c29 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -227,12 +227,13 @@ checksum = "514de17de45fdb8dc022b1a7975556c53c86f9f0aa5f534b98977b171857c2c9"
 
 [[package]]
 name = "cc"
-version = "1.0.94"
+version = "1.0.95"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "17f6e324229dc011159fcc089755d1e2e216a90d43a7dea6853ca740b84f35e7"
+checksum = "d32a725bc159af97c3e629873bb9f88fb8cf8a4867175f76dc987815ea07c83b"
 dependencies = [
  "jobserver",
  "libc",
+ "once_cell",
 ]
 
 [[package]]
@@ -904,9 +905,9 @@ checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
 [[package]]
 name = "jobserver"
-version = "0.1.30"
+version = "0.1.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "685a7d121ee3f65ae4fddd72b25a04bb36b6af81bc0828f7d5434c0fe60fa3a2"
+checksum = "d2b099aaa34a9751c5bf0878add70444e1ed2dd73f347be99003d4577277de6e"
 dependencies = [
  "libc",
 ]
@@ -1554,9 +1555,9 @@ dependencies = [
 
 [[package]]
 name = "rustix"
-version = "0.38.32"
+version = "0.38.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65e04861e65f21776e67888bfbea442b3642beaa0138fdb1dd7a84a52dffdb89"
+checksum = "70dc5ec042f7a43c4a73241207cecc9873a06d45debb38b329f8541d85c2730f"
 dependencies = [
  "bitflags 2.5.0",
  "errno",
@@ -1864,18 +1865,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.58"
+version = "1.0.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03468839009160513471e86a034bb2c5c0e4baae3b43f79ffc55c4a5427b3297"
+checksum = "f0126ad08bff79f29fc3ae6a55cc72352056dfff61e3ff8bb7129476d44b23aa"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.58"
+version = "1.0.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c61f3ba182994efc43764a46c018c347bc492c79f024e705f46567b418f6d4f7"
+checksum = "d1cd413b5d558b4c5bf3680e324a6fa5014e7b7c067a51e69dbdf47eb7148b66"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2180,11 +2181,11 @@ checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
 name = "winapi-util"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f29e6f9198ba0d26b4c9f07dbe6f9ed633e1f3d5b8b414090084349e46a52596"
+checksum = "134306a13c5647ad6453e8deaec55d3a44d6021970129e6188735e74bf546697"
 dependencies = [
- "winapi",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -2408,7 +2409,7 @@ dependencies = [
 
 [[package]]
 name = "zarrs_tools"
-version = "0.4.0"
+version = "0.4.1"
 dependencies = [
  "approx",
  "async-scoped",
diff --git a/Cargo.toml b/Cargo.toml
index 18837f4..bd92205 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "zarrs_tools"
-version = "0.4.0"
+version = "0.4.1"
 authors = ["Lachlan Deakin <ljdgit@gmail.com>"]
 edition = "2021"
 rust-version = "1.75"
diff --git a/docs/zarrs_ome.md b/docs/zarrs_ome.md
index a0f7378..d563313 100644
--- a/docs/zarrs_ome.md
+++ b/docs/zarrs_ome.md
@@ -66,8 +66,15 @@ Options:
       --discrete
           Do majority downsampling and do not apply gaussian smoothing
 
-      --no-overwrite
-          Exit instead of overwriting an existing array
+      --exists <EXISTS>
+          Behaviour if the output exists
+          
+          [default: overwrite]
+
+          Possible values:
+          - overwrite: Overwrite existing files. Useful if the output includes additional non-zarr files to be preserved
+          - erase:     Erase the output
+          - exit:      Exit if the output already exists
 
       --group-attributes <GROUP_ATTRIBUTES>
           Attributes (optional).
diff --git a/src/bin/zarrs_filter.rs b/src/bin/zarrs_filter.rs
index 36c8abb..40b9bf1 100644
--- a/src/bin/zarrs_filter.rs
+++ b/src/bin/zarrs_filter.rs
@@ -22,6 +22,14 @@ use zarrs_tools::{
     ZarrReencodingArgs,
 };
 
+#[derive(clap::ValueEnum, Debug, Clone)]
+enum OutputExists {
+    /// Erase the output
+    Erase,
+    /// Exit if the output already exists
+    Exit,
+}
+
 /// Apply simple image filters (transformations) to a Zarr V3 array.
 #[derive(Parser, Debug)]
 #[command(author, version)]
@@ -30,9 +38,10 @@ struct Cli {
     #[arg(long)]
     hide_progress: bool,
 
-    /// Exit instead of overwriting an existing array.
+    /// Behaviour if the output exists.
     #[arg(long)]
-    no_overwrite: bool,
+    #[clap(value_enum, default_value_t=OutputExists::Erase)]
+    exists: OutputExists,
 
     /// Directory for temporary arrays.
     ///
@@ -211,11 +220,15 @@ fn run() -> Result<(), Box<dyn Error>> {
         output_paths,
         exists,
     } = get_input_output_paths(&filter_commands, tmp_dir.path())?;
-    // println!("{output_paths:?}");
-    if cli.no_overwrite && exists.iter().any(|i| *i) {
-        Err(FilterError::Other(
-            "Run without --no-overwrite to overwrite".to_string(),
-        ))?;
+
+    // Handle an existing output
+    match cli.exists {
+        OutputExists::Exit => {
+            if exists.iter().any(|i| *i) {
+                Err(FilterError::Other("Output exists, exiting".to_string()))?;
+            }
+        }
+        OutputExists::Erase => {}
     }
 
     // Instantiate the filters
diff --git a/src/bin/zarrs_ome.rs b/src/bin/zarrs_ome.rs
index b033ce8..95dafdd 100644
--- a/src/bin/zarrs_ome.rs
+++ b/src/bin/zarrs_ome.rs
@@ -28,6 +28,16 @@ use zarrs_tools::{
     ZarrReEncodingChangeType, ZarrReencodingArgs,
 };
 
+#[derive(clap::ValueEnum, Debug, Clone)]
+enum OutputExists {
+    /// Overwrite existing files. Useful if the output includes additional non-zarr files to be preserved.
+    Overwrite,
+    /// Erase the output
+    Erase,
+    /// Exit if the output already exists
+    Exit,
+}
+
 /// Convert a Zarr V3 array to OME-Zarr (0.5-dev).
 #[derive(Parser, Debug)]
 #[command(author, version)]
@@ -67,9 +77,10 @@ struct Cli {
     #[arg(long)]
     discrete: bool,
 
-    /// Exit instead of overwriting an existing array.
+    /// Behaviour if the output exists.
     #[arg(long)]
-    no_overwrite: bool,
+    #[clap(value_enum, default_value_t=OutputExists::Overwrite)]
+    exists: OutputExists,
 
     /// Attributes (optional).
     ///
@@ -251,13 +262,18 @@ fn run() -> Result<(), Box<dyn Error>> {
         group.attributes_mut().append(&mut group_attributes);
     }
 
-    // Check for overwrite
-    if cli.no_overwrite && cli.output.exists() {
-        Err(FilterError::Other(
-            "Run without --no-overwrite to overwrite".to_string(),
-        ))?;
+    // Handle an existing output
+    match cli.exists {
+        OutputExists::Exit => {
+            if cli.output.exists() {
+                Err(FilterError::Other("Output exists, exiting".to_string()))?;
+            }
+        }
+        OutputExists::Erase => {
+            store.erase_prefix(&StorePrefix::root()).unwrap();
+        }
+        OutputExists::Overwrite => {}
     }
-    store.erase_prefix(&StorePrefix::root()).unwrap();
 
     {
         let output_0_path = cli.output.join("0");