diff -up VirtualGL-2.5.2/server/vglrun.in.redhatlibexecpathsfix VirtualGL-2.5.2/server/vglrun.in
--- VirtualGL-2.5.2/server/vglrun.in.redhatlibexecpathsfix	2018-05-08 16:50:05.668587030 -0400
+++ VirtualGL-2.5.2/server/vglrun.in	2018-05-08 16:53:32.340734005 -0400
@@ -218,11 +218,11 @@ fi
 
 # This is so we can launch both 32-bit and 64-bit executables using the same
 # script.
-if [ -x "$MYPATH/.vglrun.vars64" ]; then
-	. "$MYPATH/.vglrun.vars64"
+if [ -f "/usr/libexec/vglrun.vars64" ]; then
+       . "/usr/libexec/vglrun.vars64"
 fi
-if [ -x "$MYPATH/.vglrun.vars32" ]; then
-	. "$MYPATH/.vglrun.vars32"
+if [ -f "/usr/libexec/vglrun.vars32" ]; then
+       . "/usr/libexec/vglrun.vars32"
 fi
 if [ ! -z "$VGL_LIBRARY_PATH" ]; then
 	LD_LIBRARY_PATH=$VGL_LIBRARY_PATH:$LD_LIBRARY_PATH