diff --git a/src/kits/interface/Font.cpp b/src/kits/interface/Font.cpp
index 4d96e11b9f..ef50843bfe 100644
--- a/src/kits/interface/Font.cpp
+++ b/src/kits/interface/Font.cpp
@@ -866,7 +866,7 @@ unicode_block
 BFont::Blocks() const
 {
 	// TODO: Add Block support
-	return unicode_block();
+	return unicode_block(~0LL, ~0LL);
 }