diff --git a/resources/quality/ultimaker2_plus/um2p_nylon_0.25_high.inst.cfg b/resources/quality/ultimaker2_plus/um2p_nylon_0.25_high.inst.cfg
index 0389a8fec3..77e9190e34 100644
--- a/resources/quality/ultimaker2_plus/um2p_nylon_0.25_high.inst.cfg
+++ b/resources/quality/ultimaker2_plus/um2p_nylon_0.25_high.inst.cfg
@@ -41,4 +41,4 @@ support_xy_distance = 0.6
 support_z_distance = =layer_height * 2
 top_bottom_thickness = 1.2
 wall_thickness = 1
-speed_infill = =math.ceil(speed_print * 80 / 40)
+speed_infill = =math.ceil(speed_print * 40 / 40)
diff --git a/resources/quality/ultimaker2_plus/um2p_nylon_0.4_fast.inst.cfg b/resources/quality/ultimaker2_plus/um2p_nylon_0.4_fast.inst.cfg
index c903c03394..aead6798d7 100644
--- a/resources/quality/ultimaker2_plus/um2p_nylon_0.4_fast.inst.cfg
+++ b/resources/quality/ultimaker2_plus/um2p_nylon_0.4_fast.inst.cfg
@@ -40,6 +40,6 @@ support_xy_distance = 0.6
 support_z_distance = =layer_height * 2
 top_bottom_thickness = 0.75
 wall_thickness = 1.06
-speed_wall_0 = =math.ceil(speed_print * 40 / 45)
-speed_wall_x = =math.ceil(speed_print * 80 / 45)
-speed_infill = =math.ceil(speed_print * 100 / 45)
+speed_wall_0 = =math.ceil(speed_print * 30 / 45)
+speed_wall_x = =math.ceil(speed_print * 40 / 45)
+speed_infill = =math.ceil(speed_print * 45 / 45)
diff --git a/resources/quality/ultimaker2_plus/um2p_tpu_0.25_high.inst.cfg b/resources/quality/ultimaker2_plus/um2p_tpu_0.25_high.inst.cfg
index 86da345cb9..d09e135c45 100644
--- a/resources/quality/ultimaker2_plus/um2p_tpu_0.25_high.inst.cfg
+++ b/resources/quality/ultimaker2_plus/um2p_tpu_0.25_high.inst.cfg
@@ -40,4 +40,4 @@ support_xy_distance = 0.6
 support_z_distance = =layer_height * 2
 top_bottom_thickness = 1.2
 wall_thickness = 0.88
-speed_infill = =math.ceil(speed_print * 80 / 40)
+speed_infill = =math.ceil(speed_print * 40 / 40)