diff --git a/restic-cron b/restic-cron
index 09d6f06..73d6c5e 100755
--- a/restic-cron
+++ b/restic-cron
@@ -53,14 +53,18 @@ if [ $status -ne 0 ]; then
   exit 3
 fi
 
-# Verify the backup
-test -z "$RESTIC_QUIET" && echo "I: Check step…"
-restic $RESTIC_QUIET check
-status=$?
-if [ $status -ne 0 ]; then
-  echo "E: Exit code was $status"
-  notify "Repository check of the backup failed!"
-  exit 5
+# Verify the backup every 4 weeks
+if [ $(($(date +%W) % 4)) = 0 ]; then
+  test -z "$RESTIC_QUIET" && echo "I: Check step…"
+  restic $RESTIC_QUIET check
+  status=$?
+  if [ $status -ne 0 ]; then
+    echo "E: Exit code was $status"
+    notify "Repository check of the backup failed!"
+    exit 5
+  fi
+else
+  echo "I: Skipping check step this time!"
 fi
 
 notify "Backup finished!"