diff --git a/bin/git-revhash b/bin/git-revhash
index 1c02c06fe86f6de452776cc51442ff003952f0ab..69d1d1cdb63d6d7dcfe07ef1b0176faebe251e3a 100755
--- a/bin/git-revhash
+++ b/bin/git-revhash
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 # Use
-# git-revhash 'tree 4b825dc642cb6eb9a060e54bf8d69288fbee4904\nparent 22c0fa5195a53f2e733ec75a9b6e9d1624a8b771\nauthor seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\ncommitter seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\n\nmaking dir structure...'  # noqa
+# git-revhash 'tree 4b825dc642cb6eb9a060e54bf8d69288fbee4904\nparent 22c0fa5195a53f2e733ec75a9b6e9d1624a8b771\nauthor seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\ncommitter seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\n\nmaking dir structure...\n'  # noqa
 # output: 17a631d474f49bbebfdf3d885dcde470d7faafd7
 
-echo -e $* | git hash-object --stdin -t commit
+echo -ne $* | git hash-object --stdin -t commit
diff --git a/bin/swh-revhash b/bin/swh-revhash
index 795acd30d80435b91502c5e14306058cdca330e6..c7e2998a131724949f34f883cc1df2ca46d43824 100755
--- a/bin/swh-revhash
+++ b/bin/swh-revhash
@@ -5,7 +5,7 @@
 # output: 17a631d474f49bbebfdf3d885dcde470d7faafd7
 
 # To compare with git:
-# echo -e 'tree 4b825dc642cb6eb9a060e54bf8d69288fbee4904\nparent 22c0fa5195a53f2e733ec75a9b6e9d1624a8b771\nauthor seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\ncommitter seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\n\nmaking dir structure...' | git hash-object -t commit --stdin   # noqa
+# git-revhash 'tree 4b825dc642cb6eb9a060e54bf8d69288fbee4904\nparent 22c0fa5195a53f2e733ec75a9b6e9d1624a8b771\nauthor seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\ncommitter seanius <seanius@3187e211-bb14-4c82-9596-0b59d67cd7f4> 1138341044 +0000\n\nmaking dir structure...\n'   # noqa
 # output: 17a631d474f49bbebfdf3d885dcde470d7faafd7