diff --git a/source/blender/blenloader/intern/readfile.c b/source/blender/blenloader/intern/readfile.c
index 03e5a1d2525..89f723cb945 100644
--- a/source/blender/blenloader/intern/readfile.c
+++ b/source/blender/blenloader/intern/readfile.c
@@ -8364,6 +8364,17 @@ static void do_versions(FileData *fd, Library *lib, Main *main)
 		}
 	}
 
+	{
+		Object *ob;
+		for (ob = main->object.first; ob; ob = ob->id.next) {
+			if (ob->step_height == 0.0) {
+				ob->step_height = 0.150;
+				ob->jump_speed = 10.0;
+				ob->fall_speed = 55.0;
+			}
+		}
+	}
+
 	/* WATCH IT!!!: pointers from libdata have not been converted yet here! */
 	/* WATCH IT 2!: Userdef struct init has to be in editors/interface/resources.c! */
 
diff --git a/source/blender/makesrna/intern/rna_object.c b/source/blender/makesrna/intern/rna_object.c
index d436e4719ea..a669cb2558a 100644
--- a/source/blender/makesrna/intern/rna_object.c
+++ b/source/blender/makesrna/intern/rna_object.c
@@ -1643,21 +1643,23 @@ static void rna_def_object_game_settings(BlenderRNA *brna)
 	RNA_def_property_range(prop, 0.0, 1000.0);
 	RNA_def_property_ui_text(prop, "Velocity Max", "Clamp velocity to this maximum speed");
 	
+	/* Character physics */
 	prop = RNA_def_property(srna, "step_height", PROP_FLOAT, PROP_NONE);
 	RNA_def_property_float_sdna(prop, NULL, "step_height");
-	RNA_def_property_range(prop, 0.0, 1.0);
+	RNA_def_property_range(prop, 0.01, 1.0);
 	RNA_def_property_ui_text(prop, "Step Height", "Maximum height of steps the character can run over");
 
 	prop = RNA_def_property(srna, "jump_speed", PROP_FLOAT, PROP_NONE);
 	RNA_def_property_float_sdna(prop, NULL, "jump_speed");
 	RNA_def_property_range(prop, 0.0, 1000.0);
-	RNA_def_property_ui_text(prop, "Jump Force", "Upward velocity applied to the character when jumping (with the Motion actuator)");
+	RNA_def_property_ui_text(prop, "Jump Force", "Upward velocity applied to the character when jumping");
 
 	prop = RNA_def_property(srna, "fall_speed", PROP_FLOAT, PROP_NONE);
 	RNA_def_property_float_sdna(prop, NULL, "fall_speed");
 	RNA_def_property_range(prop, 0.0, 1000.0);
 	RNA_def_property_ui_text(prop, "Fall Speed Max", "Maximum speed at which the character will fall");
 
+	/* Collision Masks */
 	prop = RNA_def_property(srna, "collision_group", PROP_BOOLEAN, PROP_LAYER_MEMBER);
 	RNA_def_property_boolean_sdna(prop, NULL, "col_group", 1);
 	RNA_def_property_array(prop, OB_MAX_COL_MASKS);