diff --git a/.config/scriptrc/mac.sh b/.config/scriptrc/mac.sh
index 44334fd..243ef15 100644
--- a/.config/scriptrc/mac.sh
+++ b/.config/scriptrc/mac.sh
@@ -53,4 +53,9 @@ if [[ "$(uname)" == "Darwin" ]]; then
     check_ssh_add
 
     export CHROME_EXECUTABLE='/Applications/Chromium.app/Contents/MacOS/Chromium'
+
+    pidof() {
+      local name=$1
+      ps -Ac -o pid,comm | awk "/^ *[0-9]+ ${name}$/ {print \$1}"
+    }
 fi