diff --git a/just_sh/convert.py b/just_sh/convert.py
index c7d1d8e..becc675 100644
--- a/just_sh/convert.py
+++ b/just_sh/convert.py
@@ -268,7 +268,7 @@ def expression_to_string(expression: ExpressionType, depth: int = 0) -> str:
 }
 """,
     "sha256_file": r"""sha256_file() {
-  if type sha256sum > /dev/null; then
+  if type sha256sum > /dev/null 2>&1; then
     sha256sum --binary "${1}" | cut -d ' ' -f 1
   elif type python3 > /dev/null 2>&1; then
     python3 -c 'from hashlib import sha256; import sys; print(sha256(sys.stdin.buffer.read()).hexdigest())' \
@@ -283,7 +283,7 @@ def expression_to_string(expression: ExpressionType, depth: int = 0) -> str:
 }
 """,
     "sha256": r"""sha256() {
-  if type sha256sum > /dev/null; then
+  if type sha256sum > /dev/null 2>&1; then
     printf "%s" "${1}" | sha256sum --binary | cut -d ' ' -f 1
   elif type python3 > /dev/null 2>&1; then
     printf "%s" "${1}" | \