diff --git a/README.md b/README.md
index 66b2177..1c3a633 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,7 @@ exa is a replacement for `ls` written in Rust.
 - **-1**, **--oneline**: display one entry per line
 - **-a**, **--all**: show dot files
 - **-b**, **--binary**: use binary (power of two) file sizes
+- **-B**, **--bytes**: list file sizes in bytes, without prefixes
 - **-d**, **--list-dirs**: list directories as regular files
 - **-g**, **--group**: show group as well as user
 - **-h**, **--header**: show a header row
diff --git a/src/column.rs b/src/column.rs
index 0731494..97e60c9 100644
--- a/src/column.rs
+++ b/src/column.rs
@@ -14,6 +14,7 @@ impl Copy for Column { }
 pub enum SizeFormat {
     DecimalBytes,
     BinaryBytes,
+    JustBytes,
 }
 
 impl Copy for SizeFormat { }
diff --git a/src/file.rs b/src/file.rs
index 64d4793..74018ac 100644
--- a/src/file.rs
+++ b/src/file.rs
@@ -234,7 +234,8 @@ impl<'a> File<'a> {
         else {
         	let result = match size_format {
         		SizeFormat::DecimalBytes => decimal_prefix(self.stat.size as f64),
-        		SizeFormat::BinaryBytes => binary_prefix(self.stat.size as f64),
+        		SizeFormat::BinaryBytes  => binary_prefix(self.stat.size as f64),
+        		SizeFormat::JustBytes    => return Green.bold().paint(self.stat.size.to_string().as_slice()).to_string(),
         	};
         	
 			match result {
diff --git a/src/options.rs b/src/options.rs
index 441e1e2..319decb 100644
--- a/src/options.rs
+++ b/src/options.rs
@@ -49,6 +49,7 @@ impl Options {
             getopts::optflag("1", "oneline",   "display one entry per line"),
             getopts::optflag("a", "all",       "show dot-files"),
             getopts::optflag("b", "binary",    "use binary prefixes in file sizes"),
+            getopts::optflag("B", "bytes",     "list file sizes in bytes, without prefixes"),
             getopts::optflag("d", "list-dirs", "list directories as regular files"),
             getopts::optflag("g", "group",     "show group as well as user"),
             getopts::optflag("h", "header",    "show a header row at the top"),
@@ -117,6 +118,9 @@ impl Options {
 		if matches.opt_present("binary") {
 			columns.push(FileSize(SizeFormat::BinaryBytes))
 		}
+		else if matches.opt_present("bytes") {
+			columns.push(FileSize(SizeFormat::JustBytes))
+		}
 		else {
 			columns.push(FileSize(SizeFormat::DecimalBytes))
 		}