diff --git a/src/libslic3r/Fill/Fill.cpp b/src/libslic3r/Fill/Fill.cpp
index 30b81f4cde..a10a151fb3 100644
--- a/src/libslic3r/Fill/Fill.cpp
+++ b/src/libslic3r/Fill/Fill.cpp
@@ -15,7 +15,7 @@
 #include "FillConcentricInternal.hpp"
 #include "FillConcentric.hpp"
 
-#define NARROW_INFILL_AREA_THRESHOLD 3
+#define NARROW_INFILL_AREA_THRESHOLD 1.3
 
 namespace Slic3r {