diff --git a/callgrind/callgrind_control.in b/callgrind/callgrind_control.in
index 083ffa29f..eb50c16ad 100644
--- a/callgrind/callgrind_control.in
+++ b/callgrind/callgrind_control.in
@@ -22,7 +22,6 @@
 #  You should have received a copy of the GNU General Public License
 #  along with this program; if not, see <http://www.gnu.org/licenses/>.
 
-use strict;
 use warnings;
 
 use File::Basename;