diff --git a/.gitignore b/.gitignore
index 46bdf21dd1..4b71ec177a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,3 +40,4 @@ resources/profiles/user/default
 *.code-workspace
 deps_src/build/
 .claude/
+.omc
\ No newline at end of file
diff --git a/src/libslic3r/PrintConfig.cpp b/src/libslic3r/PrintConfig.cpp
index 116dfb1ac5..4bcb6be574 100644
--- a/src/libslic3r/PrintConfig.cpp
+++ b/src/libslic3r/PrintConfig.cpp
@@ -5747,7 +5747,7 @@ void PrintConfigDef::init_fff_params()
     def->tooltip = L("Enable gradual layer-by-layer reduction of the brim around the prime tower. "
                      "This creates a chamfered/tapered effect, reducing material usage while "
                      "maintaining first layer adhesion.");
-    def->mode = comAdvanced;
+    def->mode = comDevelop;
     def->set_default_value(new ConfigOptionBool(true));
 
     def = this->add("prime_tower_brim_chamfer_max_width", coFloat);
@@ -5756,7 +5756,7 @@ void PrintConfigDef::init_fff_params()
                      "The brim will reduce within this distance. Larger values create a more "
                      "gradual taper but take more layers to complete.");
     def->sidetext = "mm";	// milimeters, don't need translation
-    def->mode = comAdvanced;
+    def->mode = comDevelop;
     def->min = 0.;
     def->set_default_value(new ConfigOptionFloat(4.0));