diff --git a/src/main.rs b/src/main.rs
index 698bf8c..54f975c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -60,6 +60,9 @@ enum Commands {
         #[arg(long, default_value = "E")]
         account_type: String,
 
+        #[arg(short, long)]
+        exclude_negative_allocation_statistics: bool,
+
         #[arg(short, long, value_name = "FILE")]
         output: Option<PathBuf>,
     },
@@ -94,6 +97,7 @@ fn main() -> anyhow::Result<()> {
             cost_centres,
             use_numeric_accounts,
             account_type,
+            exclude_negative_allocation_statistics,
             output,
         } => allocate_overheads(
             lines,
@@ -103,6 +107,7 @@ fn main() -> anyhow::Result<()> {
             cost_centres,
             use_numeric_accounts,
             account_type,
+            exclude_negative_allocation_statistics,
             output,
         ),
     }
@@ -136,6 +141,7 @@ fn allocate_overheads(
     cost_centres: PathBuf,
     use_numeric_accounts: bool,
     account_type: String,
+    exclude_negative_allocation_statistics: bool,
     output: Option<PathBuf>,
 ) -> anyhow::Result<()> {
     coster_rs::reciprocal_allocation(
@@ -146,7 +152,7 @@ fn allocate_overheads(
         csv::Reader::from_path(cost_centres)?,
         &mut csv::Writer::from_path(output.unwrap_or(PathBuf::from("alloc_output.csv")))?,
         use_numeric_accounts,
-        false,
+        exclude_negative_allocation_statistics,
         true,
         account_type,
     )