diff --git a/utils/drcov_utils/README.md b/utils/drcov_utils/README.md
index fd16cbd539..0d93118e03 100644
--- a/utils/drcov_utils/README.md
+++ b/utils/drcov_utils/README.md
@@ -14,3 +14,4 @@ A performant clone of [drcov-merge](https://github.com/vanhauser-thc/drcov-merge
 It can merge multiple DrCov files into a single DrCov file.
 
 Run with `cargo run --release --bin drcov_merge -- -h`
+For example `cargo run --release --bin drcov_merge -- -o merged.cov -i *`
diff --git a/utils/drcov_utils/src/bin/drcov_merge.rs b/utils/drcov_utils/src/bin/drcov_merge.rs
index cb3d27725b..6069cd451d 100644
--- a/utils/drcov_utils/src/bin/drcov_merge.rs
+++ b/utils/drcov_utils/src/bin/drcov_merge.rs
@@ -1,6 +1,6 @@
 use std::path::PathBuf;
 
-use clap::Parser;
+use clap::{ArgAction, Parser};
 use libafl_targets::drcov::DrCovReader;
 
 #[derive(Parser, Debug)]
@@ -12,7 +12,7 @@ use libafl_targets::drcov::DrCovReader;
     long_about = "Merges multiple DrCov coverage files into one"
 )]
 pub struct Opt {
-    #[arg(short, long, help = "DrCovFiles to merge", required = true)]
+    #[arg(short, long, help = "DrCovFiles to merge", num_args = 2.., value_delimiter = ' ', required = true)]
     pub inputs: Vec<PathBuf>,
     #[arg(short, long, help = "Output DrCov file")]
     pub output: PathBuf,