diff --git a/bin/lint-fix.sh b/bin/lint-fix.sh
index 525d831..b3394d5 100755
--- a/bin/lint-fix.sh
+++ b/bin/lint-fix.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 if [ ! -f ".clang-format" ]; then
     echo ".clang-format file not found!"
@@ -8,9 +8,12 @@ fi
 changed=0
 
 for file in $(find . -name '*.c' -o -name '*.h'); do
-    formatted="$(clang-format -style=file "${file}")"
-    if ! echo "${formatted}" | cmp - "${file}" >/dev/null; then
-        echo "${formatted}" > "${file}"
+    tmp="$(mktemp)"
+    clang-format -style=file "${file}" > "${tmp}"
+    if cmp "${tmp}" "${file}" >/dev/null; then
+        rm "${tmp}"
+    else
+        mv "${tmp}" "${file}"
         echo "Formatted ${file}"
         changed=1
     fi
diff --git a/bin/lint.sh b/bin/lint.sh
index 71a3fb6..ab97dbf 100755
--- a/bin/lint.sh
+++ b/bin/lint.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 if [ ! -f ".clang-format" ]; then
     echo ".clang-format file not found!"
@@ -8,10 +8,13 @@ fi
 failures=0
 for file in $(find . -name '*.c' -o -name '*.h'); do
     echo "Checking ${file}"
-    diff -u <(clang-format -style=file "${file}") "${file}"
+    tmp="$(mktemp)"
+    clang-format -style=file "${file}" > "${tmp}"
+    diff -u "${tmp}" "${file}"
     if [[ $? -gt 0 ]]; then
         failures=$((failures + 1))
     fi
+    rm "${tmp}"
 done
 
 [[ "${failures}" -eq 0 ]] || exit 1