diff --git a/Cargo.lock b/Cargo.lock
index cc48f3a..56eabb4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -206,16 +206,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "crossbeam-channel"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2dd04ddaf88237dc3b8d8f9a3c1004b506b54b3313403944054d23c0870c521"
-dependencies = [
- "cfg-if",
- "crossbeam-utils",
-]
-
 [[package]]
 name = "crossbeam-deque"
 version = "0.8.2"
@@ -709,9 +699,9 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.6.1"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6db3a213adf02b3bcfd2d3846bb41cb22857d131789e01df434fb7e7bc0759b7"
+checksum = "fa7237101a77a10773db45d62004a272517633fbcc3df19d96455ede1122e051"
 dependencies = [
  "either",
  "rayon-core",
@@ -719,14 +709,12 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.10.1"
+version = "1.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cac410af5d00ab6884528b4ab69d1e8e146e8d471201800fa1b4524126de6ad3"
+checksum = "1465873a3dfdaa8ae7cb14b4383657caab0b3e8a0aa9ae8e04b044854c8dfce2"
 dependencies = [
- "crossbeam-channel",
  "crossbeam-deque",
  "crossbeam-utils",
- "num_cpus",
 ]
 
 [[package]]
@@ -749,6 +737,7 @@ dependencies = [
  "clap",
  "glob",
  "image",
+ "rayon",
  "serde",
  "serde_json",
  "smithay-client-toolkit",
diff --git a/Cargo.toml b/Cargo.toml
index d533cee..f31a3ec 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,6 +11,7 @@ image = "0.24.8"
 toml = "0.8.9"
 serde = { version = "1.0.196", features = ["derive"] }
 serde_json = "1.0.113"
+rayon = "1.8.1"
 
 # makes image lib faster for dev
 [profile.dev-unopt]
@@ -20,4 +21,4 @@ opt-level = 3
 # Ref: https://github.com/johnthagen/min-sized-rust
 [profile.release]
 strip = true
-lto = true
\ No newline at end of file
+lto = true
diff --git a/src/worker.rs b/src/worker.rs
index d327511..01b6f90 100644
--- a/src/worker.rs
+++ b/src/worker.rs
@@ -6,6 +6,7 @@ use crate::wpaperd::Wpaperd;
 use crate::Config;
 use glob::glob;
 use image::{imageops::FilterType, DynamicImage, GenericImageView};
+use rayon::prelude::{IntoParallelRefIterator, ParallelIterator};
 use std::cmp;
 use std::collections::hash_map;
 use std::env;
@@ -192,39 +193,48 @@ impl Worker {
             Crop image for screens
             and push them to the result vector, taking into
             account negative offsets
+            Doing it in parallel using rayon for speedup
         */
-        let mut result = Vec::with_capacity(self.monitors.len());
-        for monitor in &self.monitors {
-            // convert for cropping
-            let adjusted_x = u32::try_from(origin_x as i32 + monitor.x)
-                .map_err(|_| "x adjustment out of range")?;
-            let adjusted_y = u32::try_from(origin_y as i32 + monitor.y)
-                .map_err(|_| "y adjustment out of range")?;
-            // crop the image
-            let cropped_image = img.crop(
-                adjusted_x + resize_offset_x,
-                adjusted_y + resize_offset_y,
-                monitor.width,
-                monitor.height,
-            );
-
-            // get full image path
-            let path_image = format!("{}/rwps_{}_{}.png", save_path, &self.hash, &monitor.name,);
-
-            // save it
-            cropped_image
-                .save(&path_image)
-                .map_err(|err| err.to_string())?;
+        let result: Vec<Result<ResultPaper, String>> = self
+            .monitors
+            .par_iter()
+            .map(|monitor| -> Result<ResultPaper, String> {
+                let adjusted_x = u32::try_from(origin_x as i32 + monitor.x)
+                    .map_err(|_| "x adjustment out of range")?;
+                let adjusted_y = u32::try_from(origin_y as i32 + monitor.y)
+                    .map_err(|_| "y adjustment out of range")?;
+
+                // crop to size
+                let cropped_image = img.crop_imm(
+                    adjusted_x + resize_offset_x,
+                    adjusted_y + resize_offset_y,
+                    monitor.width,
+                    monitor.height,
+                );
+
+                // export to file
+                let path_image = format!("{}/rwps_{}_{}.png", save_path, &self.hash, &monitor.name);
+                cropped_image
+                    .save(&path_image)
+                    .map_err(|err| err.to_string())?;
 
-            // push to result vector
-            result.push(ResultPaper {
-                monitor_name: format!("{}", &monitor.name),
-                full_path: path_image,
-                image: cropped_image,
+                Ok(ResultPaper {
+                    monitor_name: format!("{}", &monitor.name),
+                    full_path: path_image,
+                    image: cropped_image,
+                })
             })
+            .collect();
+
+        if &result.iter().all(Result::is_ok) == &true {
+            let converted: Vec<ResultPaper> = result
+                .into_iter()
+                .filter_map(|result| result.ok())
+                .collect();
+            Ok(converted)
+        } else {
+            Err("Cropping Error".to_string())
         }
-
-        Ok(result)
     }
 
     fn cleanup_cache(&self) {