diff --git a/src/commands/mod.rs b/src/commands/mod.rs
index e2be90d..b53820a 100644
--- a/src/commands/mod.rs
+++ b/src/commands/mod.rs
@@ -163,7 +163,7 @@ impl CommandParser {
         }
     }
 
-    fn next_integer(&mut self) -> Result<i64, CommandParserError> {
+    fn _next_integer(&mut self) -> Result<i64, CommandParserError> {
         let frame = self
             .parts
             .next()