diff --git a/xs/src/libslic3r/PrintConfig.cpp b/xs/src/libslic3r/PrintConfig.cpp
index 9fa971121c..1005321998 100644
--- a/xs/src/libslic3r/PrintConfig.cpp
+++ b/xs/src/libslic3r/PrintConfig.cpp
@@ -581,7 +581,7 @@ PrintConfigDef::PrintConfigDef()
     def->sidetext = "mm or %";
     def->cli = "infill-overlap=s";
     def->ratio_over = "perimeter_extrusion_width";
-    def->default_value = new ConfigOptionFloatOrPercent(15, true);
+    def->default_value = new ConfigOptionFloatOrPercent(55, true);
 
     def = this->add("infill_speed", coFloat);
     def->label = "Infill";