diff --git a/src/libslic3r/PrintConfig.cpp b/src/libslic3r/PrintConfig.cpp
index c8dbaa0a4a..d2c49a1f96 100644
--- a/src/libslic3r/PrintConfig.cpp
+++ b/src/libslic3r/PrintConfig.cpp
@@ -548,7 +548,7 @@ void PrintConfigDef::init_fff_params()
     def->tooltip = L("Bed temperature of the initial layer. "
         "Value 0 means the filament does not support to print on the Cool Plate");
     def->sidetext = L("°C");
-    def->max = 0;
+    def->min = 0;
     def->max = 120;
     def->set_default_value(new ConfigOptionInts{ 35 });
 
@@ -558,7 +558,7 @@ void PrintConfigDef::init_fff_params()
     def->tooltip = L("Bed temperature of the initial layer. "
         "Value 0 means the filament does not support to print on the Engineering Plate");
     def->sidetext = L("°C");
-    def->max = 0;
+    def->min = 0;
     def->max = 120;
     def->set_default_value(new ConfigOptionInts{ 45 });
 
@@ -568,7 +568,7 @@ void PrintConfigDef::init_fff_params()
     def->tooltip = L("Bed temperature of the initial layer. "
         "Value 0 means the filament does not support to print on the High Temp Plate");
     def->sidetext = L("°C");
-    def->max = 0;
+    def->min = 0;
     def->max = 120;
     def->set_default_value(new ConfigOptionInts{ 45 });
 
@@ -578,7 +578,7 @@ void PrintConfigDef::init_fff_params()
     def->tooltip    = L("Bed temperature of the initial layer. "
                      "Value 0 means the filament does not support to print on the Textured PEI Plate");
     def->sidetext   = L("°C");
-    def->max        = 0;
+    def->min        = 0;
     def->max        = 120;
     def->set_default_value(new ConfigOptionInts{45});