diff --git a/bin/OPL-update b/bin/OPL-update
index d9da002e66..3da39e296a 100755
--- a/bin/OPL-update
+++ b/bin/OPL-update
@@ -985,7 +985,7 @@ $dbh->disconnect;
 if ($ce->{problemLibrary}{showLibraryLocalStats} ||
     $ce->{problemLibrary}{showLibraryGlobalStats}) {
   print "\nUpdating Library Statistics.\n";
-  do $ENV{WEBWORK_ROOT}.'/bin/update-OPL-statistics';
+  do $ENV{WEBWORK_ROOT}.'/bin/update-OPL-statistics.pl';
 
   print "\nLoading global statistics (if possible).\n";
   do $ENV{WEBWORK_ROOT}.'/bin/load-OPL-global-statistics.pl';
diff --git a/bin/dump-OPL-tables.pl b/bin/dump-OPL-tables.pl
index d4ee88bc0f..6767486944 100755
--- a/bin/dump-OPL-tables.pl
+++ b/bin/dump-OPL-tables.pl
@@ -74,7 +74,6 @@
 my $dbpass = $ce->{database_password};
 
 $dbuser = shell_quote($dbuser);
-$dbpass = shell_quote($dbpass);
 $db = shell_quote($db);
 
 $ENV{'MYSQL_PWD'}=$dbpass;
diff --git a/bin/load-OPL-global-statistics.pl b/bin/load-OPL-global-statistics.pl
index ad3bb62abc..d0b2405938 100755
--- a/bin/load-OPL-global-statistics.pl
+++ b/bin/load-OPL-global-statistics.pl
@@ -68,7 +68,6 @@
   $dbh->commit();
 
   $dbuser = shell_quote($dbuser);
-  $dbpass = shell_quote($dbpass);
   $db = shell_quote($db);
 
   $ENV{'MYSQL_PWD'}=$dbpass;
diff --git a/bin/restore-OPL-tables.pl b/bin/restore-OPL-tables.pl
index 4c748e5878..a488fa7241 100755
--- a/bin/restore-OPL-tables.pl
+++ b/bin/restore-OPL-tables.pl
@@ -74,7 +74,6 @@
 my $dbpass = $ce->{database_password};
 
 $dbuser = shell_quote($dbuser);
-$dbpass = shell_quote($dbpass);
 $db = shell_quote($db);
 
 $ENV{'MYSQL_PWD'}=$dbpass;
diff --git a/bin/upload-OPL-statistics.pl b/bin/upload-OPL-statistics.pl
index 37004296d3..d1ca9e37ef 100755
--- a/bin/upload-OPL-statistics.pl
+++ b/bin/upload-OPL-statistics.pl
@@ -46,7 +46,6 @@
 print "Dumping local OPL statistics\n";
 
 $dbuser = shell_quote($dbuser);
-$dbpass = shell_quote($dbpass);
 $db = shell_quote($db);
 
 $ENV{'MYSQL_PWD'}=$dbpass;