diff --git a/bin/miaou-bash b/bin/miaou-bash
index 4ccaf5a..05c7852 100755
--- a/bin/miaou-bash
+++ b/bin/miaou-bash
@@ -62,7 +62,7 @@ function miaou_debug {
       compute_hierarchy=false
 
     for ((i = 0; i < miaou_debug_hierarchy; i++)); do padding+='  '; done
-    >&4 builtin echo -e "\e[90m <== DEBUG ==> ${padding}\e[33m${message}\e[0m"
+    >/dev/tty builtin echo -e "\e[90m <== DEBUG ==> ${padding}\e[33m${message}\e[0m"
 
     regex='[^/]>$' # does NOT end with />
     is_true $compute_hierarchy &&
diff --git a/test/miaou-bash.test.bash b/test/miaou-bash.test.bash
index cec1bf2..47794bc 100755
--- a/test/miaou-bash.test.bash
+++ b/test/miaou-bash.test.bash
@@ -149,36 +149,36 @@ mkdir -p "$TMP_DIRECTORY"
 TIMEFORMAT=$'\nelapsed: %Rs'
 
 time {
-  # assert_tty
-  # assert success
-  # assert exit_0
-  # assert return_conditional
-  # assert_grep success_with_args 'count args: 2' -- 'A B' C
-  # assert heredoc
-  # assert pipe1
-  # assert pipe2
-  #
-  # fail_type subshell_term SUBSHELL_ERROR
-  # fail_type unbound_variable UNBOUND_VARIABLE
-  # fail_type unbound_associative UNBOUND_VARIABLE
-  # fail_type false FALSE
-  # fail_type last_false COMMAND_ERROR
-  # fail_type command_error COMMAND_ERROR
-  # fail_type subshell_term SUBSHELL_ERROR
-  # fail_type exit EXIT
-  # fail_type command_not_found COMMAND_NOT_FOUND
-  # fail_type source_not_found SOURCE_NOT_FOUND
-  # fail_type file_not_found FILE_NOT_FOUND
-  # fail_type child_error CHILD_ERROR 'prefer source than child process'
-  #
-  # fail_stderr_count unbound_variable 1
-  # fail_stderr_count child_error 4
-  #
-  # fail_miaou_count command_error_multiline 7
-  # fail_miaou_count unknown 1
-  #
-  # fail_stderr_grep two_options 'ERROR: too many args 2, either single option or SCRIPT + args accepted!'
-  # fail_stderr_grep script_not_found "ERROR: script 'doesnt_exist' not found!"
+  assert_tty
+  assert success
+  assert exit_0
+  assert return_conditional
+  assert_grep success_with_args 'count args: 2' -- 'A B' C
+  assert heredoc
+  assert pipe1
+  assert pipe2
+
+  fail_type subshell_term SUBSHELL_ERROR
+  fail_type unbound_variable UNBOUND_VARIABLE
+  fail_type unbound_associative UNBOUND_VARIABLE
+  fail_type false FALSE
+  fail_type last_false COMMAND_ERROR
+  fail_type command_error COMMAND_ERROR
+  fail_type subshell_term SUBSHELL_ERROR
+  fail_type exit EXIT
+  fail_type command_not_found COMMAND_NOT_FOUND
+  fail_type source_not_found SOURCE_NOT_FOUND
+  fail_type file_not_found FILE_NOT_FOUND
+  fail_type child_error CHILD_ERROR 'prefer source than child process'
+
+  fail_stderr_count unbound_variable 1
+  fail_stderr_count child_error 4
+
+  fail_miaou_count command_error_multiline 7
+  fail_miaou_count unknown 1
+
+  fail_stderr_grep two_options 'ERROR: too many args 2, either single option or SCRIPT + args accepted!'
+  fail_stderr_grep script_not_found "ERROR: script 'doesnt_exist' not found!"
   fail_stderr_grep no_script 'ERROR: script expected!'
 
 }