diff --git a/pkg/analyzer/lib/src/dart/analysis/file_byte_store.dart b/pkg/analyzer/lib/src/dart/analysis/file_byte_store.dart
index e917ca5b943..3cc87e477fb 100644
--- a/pkg/analyzer/lib/src/dart/analysis/file_byte_store.dart
+++ b/pkg/analyzer/lib/src/dart/analysis/file_byte_store.dart
@@ -139,8 +139,8 @@ class EvictingFileByteStore implements ByteStore {
       }
       try {
         file.deleteSync();
+        currentSizeBytes -= fileStatMap[file]!.size;
       } catch (_) {}
-      currentSizeBytes -= fileStatMap[file]!.size;
     }
   }
 }