diff --git a/core/modules/block/block.install b/core/modules/block/block.install
index 7e54e3f..305f438 100644
--- a/core/modules/block/block.install
+++ b/core/modules/block/block.install
@@ -124,7 +124,7 @@ function block_update_8003() {
 }
 
 /**
- * Disables blocks that are placed into the "disabled" region.
+ * Disable blocks that are placed into the "disabled" region.
  */
 function block_update_8004() {
   // Find all blocks in the disabled region.