diff --git a/platform/util/src/com/intellij/openapi/vfs/CharsetToolkit.java b/platform/util/src/com/intellij/openapi/vfs/CharsetToolkit.java
index 2f6b0dc15709..86e7aba2ae90 100644
--- a/platform/util/src/com/intellij/openapi/vfs/CharsetToolkit.java
+++ b/platform/util/src/com/intellij/openapi/vfs/CharsetToolkit.java
@@ -430,6 +430,7 @@ public class CharsetToolkit {
       }
       else if (b0 < BINARY_THRESHOLD) {
         hasBinary = true;
+        break;
       }
       if (!validU8Char) break;
       i++;