diff --git a/scripts/lib/install-node b/scripts/lib/install-node
index e428e999c2..af8157a268 100755
--- a/scripts/lib/install-node
+++ b/scripts/lib/install-node
@@ -20,7 +20,7 @@ check_version() {
     out="$(node --version)" && [ "$out" = "v$version" ]
 }
 
-if ! check_version; then
+if ! check_version 2>/dev/null; then
     tmpdir="$(mktemp -d)"
     trap 'rm -r "$tmpdir"' EXIT
     cd "$tmpdir"
diff --git a/tools/setup/install-shellcheck b/tools/setup/install-shellcheck
index 0e65c2038c..3aaeb374ea 100755
--- a/tools/setup/install-shellcheck
+++ b/tools/setup/install-shellcheck
@@ -10,12 +10,12 @@ declare -A sha256=(
 )
 
 check_version() {
-    out="$(shellcheck --version 2>/dev/null)" && [[ "$out" = *"
+    out="$(shellcheck --version)" && [[ "$out" = *"
 version: $version
 "* ]]
 }
 
-if ! check_version; then
+if ! check_version 2>/dev/null; then
     tmpdir="$(mktemp -d)"
     trap 'rm -r "$tmpdir"' EXIT
     cd "$tmpdir"
diff --git a/tools/setup/install-shfmt b/tools/setup/install-shfmt
index 3897f5a455..11af797932 100755
--- a/tools/setup/install-shfmt
+++ b/tools/setup/install-shfmt
@@ -17,10 +17,10 @@ case $arch in
 esac
 
 check_version() {
-    out="$(shfmt --version 2>/dev/null)" && [ "$out" = "v$version" ]
+    out="$(shfmt --version)" && [ "$out" = "v$version" ]
 }
 
-if ! check_version; then
+if ! check_version 2>/dev/null; then
     tmpdir="$(mktemp -d)"
     trap 'rm -r "$tmpdir"' EXIT
     cd "$tmpdir"