diff --git a/.github/checks/lastline.sh b/.github/checks/lastline.sh
index d455481d1..464f1774a 100755
--- a/.github/checks/lastline.sh
+++ b/.github/checks/lastline.sh
@@ -1,6 +1,8 @@
 #! /bin/bash
 OLDCWD=`pwd`
 SCRIPT_PATH=`dirname $0`
+CHECK_PATH=.
+
 cd $SCRIPT_PATH/../../
 
 nl='
diff --git a/.github/checks/spaces.sh b/.github/checks/spaces.sh
index 309ba9ac1..71bdd877f 100755
--- a/.github/checks/spaces.sh
+++ b/.github/checks/spaces.sh
@@ -1,6 +1,8 @@
 #! /bin/bash
 OLDCWD=`pwd`
 SCRIPT_PATH=`dirname $0`
+CHECK_PATH=.
+
 cd $SCRIPT_PATH/../../
 
 FILES=`find $CHECK_PATH -type f \( \( -name \*.inc -a \! -name Makefile.inc \) -o -name \*.cfg -o -name \*.c -o -name \*.s -o -name \*.h -o -name \*.asm -o -name \*.sgml \) -print | xargs grep -l ' $' | grep -v "libwrk/" | grep -v "testwrk/"`
diff --git a/.github/checks/tabs.sh b/.github/checks/tabs.sh
index ad10dfe14..db2b61eac 100755
--- a/.github/checks/tabs.sh
+++ b/.github/checks/tabs.sh
@@ -1,6 +1,8 @@
 #! /bin/bash
 OLDCWD=`pwd`
 SCRIPT_PATH=`dirname $0`
+CHECK_PATH=.
+
 cd $SCRIPT_PATH/../../
 
 FILES=`find $CHECK_PATH -type f \( \( -name \*.inc -a \! -name Makefile.inc \) -o -name \*.cfg -o -name \*.c -o -name \*.s -o -name \*.h -o -name \*.asm -o -name \*.sgml \) -print | xargs grep -l $'\t' | grep -v "libwrk/" | grep -v "testwrk/"`