diff --git a/docs/tutorial.md b/docs/tutorial.md
index 826f015..eeac84c 100644
--- a/docs/tutorial.md
+++ b/docs/tutorial.md
@@ -8,7 +8,7 @@ large graph and we would like to pseudonymize some of the triples. This is how
 the flow should look like:
 
 ```shell
-curl <sparql-query> | tripsu pseudo -i index.nt -c config.yaml > pseudo.nt
+curl <sparql-query> | tripsu pseudo -x index.nt -c config.yaml > pseudo.nt
 ```
 
 For this flow to stream data instead of loading everything into memory, note that 
diff --git a/src/main.rs b/src/main.rs
index f71ff43..f5a152f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -35,7 +35,7 @@ struct IndexArgs {
 
     /// File descriptor to read triples from.
     /// Defaults to `stdin`.
-    #[arg(short, long, default_value = "-")]
+    #[arg(default_value = "-")]
     input: PathBuf,
 }
 
@@ -43,7 +43,7 @@ struct IndexArgs {
 struct PseudoArgs {
     /// Index file produced by prepare-index.
     /// Required for pseudonymization.
-    #[arg(short, long)]
+    #[arg(short = 'x', long)]
     index: PathBuf,
 
     /// File descriptor to read input triples from.