diff --git a/attach b/attach
index 2881a4b0..7898f2ab 100755
--- a/attach
+++ b/attach
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 sudo ./scripts/auto-updater
-line=$(pidof hl2_linux)
+line=$(pgrep -u $SUDO_USER hl2_linux)
 arr=($line)
 inst=$1
 if [ $# == 0 ]; then
diff --git a/attach-gdb b/attach-gdb
index 2ecca801..2ee350bc 100755
--- a/attach-gdb
+++ b/attach-gdb
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 sudo ./scripts/auto-updater
-line=$(pidof hl2_linux)
+line=$(pgrep -u $SUDO_USER hl2_linux)
 arr=($line)
 inst=$1
 if [ $# == 0 ]; then
diff --git a/attach-libnamed.sh b/attach-libnamed.sh
index 09f5aeec..b08632f9 100755
--- a/attach-libnamed.sh
+++ b/attach-libnamed.sh
@@ -4,7 +4,7 @@
 # https://github.com/LWSS/Fuzion/commit/a53b6c634cde0ed47b08dd587ba40a3806adf3fe
 
 sudo ./scripts/auto-updater
-line=$(pidof hl2_linux)
+line=$(pgrep -u $SUDO_USER hl2_linux)
 arr=($line)
 inst=$1
 if [ $# == 0 ]; then