diff --git a/update.sh b/update.sh
index 154f5a3..dacdd55 100755
--- a/update.sh
+++ b/update.sh
@@ -35,7 +35,7 @@ source config.cfg
 # Check dependencies
 deperrors=''
 for depend in curl; do
-  if ! which "$depend" >/dev/null 2>&1; then
+  if ! command -v "$depend" >/dev/null 2>&1; then
     deperrors="$depend $deperrors"
   fi
 done