diff --git a/Makefile b/Makefile
index 1d28d8aa..f7e63237 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ FIRMWAREDIR = /lib/firmware
 all:
 
 check:
-	@if ! which pre-commit >/dev/null; then \
+	@if ! command -v pre-commit >/dev/null; then \
 		echo "Install pre-commit to check files"; \
 		exit 1; \
 	fi
diff --git a/copy-firmware.sh b/copy-firmware.sh
index f9b1f0ff..6f2268b0 100755
--- a/copy-firmware.sh
+++ b/copy-firmware.sh
@@ -69,7 +69,7 @@ if [ -z "$destdir" ]; then
 	exit 1
 fi
 
-if ! which rdfind 2>/dev/null >/dev/null; then
+if ! command -v rdfind >/dev/null; then
 	echo "ERROR: rdfind is not installed"
 	exit 1
 fi