diff --git a/Fuzzing-your-nim-code-to-rabbit-out-all-the-hard-bugs.md b/Fuzzing-your-nim-code-to-rabbit-out-all-the-hard-bugs.md
index 8eb8519..164c33d 100644
--- a/Fuzzing-your-nim-code-to-rabbit-out-all-the-hard-bugs.md
+++ b/Fuzzing-your-nim-code-to-rabbit-out-all-the-hard-bugs.md
@@ -85,7 +85,7 @@ AFL best works when given a bunch of valid test data. It *can* make up random da
 
 ```
 $ mkdir afl-in/
-$ echo "\x03\02hi\05there\x03nim\x03\x02\x01\x00" > afl-in/testdata
+$ echo -e "\x03\02hi\05there\x03nim\x03\x02\x01\x00" > afl-in/testdata
 $ ./afltestcase < afl-in/testdata
 Read 3 texts
 Read 3 picks