diff --git a/src/swapper.rs b/src/swapper.rs
index a7ef585..1d332ca 100644
--- a/src/swapper.rs
+++ b/src/swapper.rs
@@ -136,7 +136,7 @@ impl<'a> Swapper<'a> {
     let options = self.executor.execute(params);
     let lines: Vec<&str> = options.split('\n').collect();
 
-    let pattern = Regex::new(r#"@thumbs-([\w\-0-9]+) "?(\w+)"?"#).unwrap();
+    let pattern = Regex::new(r#"^@thumbs-([\w\-0-9]+) "(.+)"$"#).unwrap();
 
     let args = lines
       .iter()