diff --git a/src/kiri/conf.js b/src/kiri/conf.js
index 771bd7bf..d937d885 100644
--- a/src/kiri/conf.js
+++ b/src/kiri/conf.js
@@ -346,7 +346,6 @@
                     firstLayerBrim: 0,
                     firstLayerBrimIn: 0,
                     firstLayerBrimTrig: 0,
-                    firstLayerBrimComb: 0,
                     firstLayerBrimGap: 0,
                     firstLayerBeltLead: 3,
                     firstLayerBeltBump: 0,
diff --git a/src/kiri/init.js b/src/kiri/init.js
index c818c8d8..796786cc 100644
--- a/src/kiri/init.js
+++ b/src/kiri/init.js
@@ -1759,7 +1759,6 @@
             fdmSep:              UC.newBlank({class:"pop-sep", modes:FDM, show:isBelt}),
             firstLayerBrim:      UC.newInput(LANG.fl_brim_s, {title:LANG.fl_brim_l, convert:UC.toInt, modes:FDM, show:isBelt}),
             firstLayerBrimIn:    UC.newInput(LANG.fl_brin_s, {title:LANG.fl_brin_l, convert:UC.toInt, modes:FDM, show:isBelt}),
-            firstLayerBrimComb:  UC.newInput(LANG.fl_brco_s, {title:LANG.fl_brco_l, convert:UC.toInt, modes:FDM, show:isBelt}),
             firstLayerBrimTrig:  UC.newInput(LANG.fl_brmn_s, {title:LANG.fl_brmn_l, convert:UC.toInt, modes:FDM, show:isBelt}),
             firstLayerBrimGap:   UC.newInput(LANG.fl_brgp_s, {title:LANG.fl_brgp_l, convert:UC.toFloat, modes:FDM, show:isBelt}),
             fdmSep:              UC.newBlank({class:"pop-sep", modes:FDM, show:isBelt}),
diff --git a/src/mode/fdm/client.js b/src/mode/fdm/client.js
index 9f82da83..a9cfa7d2 100644
--- a/src/mode/fdm/client.js
+++ b/src/mode/fdm/client.js
@@ -56,7 +56,6 @@
             "sliceLayerStart": LANG.sl_strt_s,
             "firstLayerBrim": LANG.fl_brim_s,
             "firstLayerBrimIn": LANG.fl_brin_s,
-            "firstLayerBrimComb": LANG.fl_brco_s,
             "firstLayerBrimTrig": LANG.fl_brmn_s,
             "firstLayerBrimGap": LANG.fl_brgp_s,
             // export
diff --git a/src/mode/fdm/prepare.js b/src/mode/fdm/prepare.js
index 40029d42..513d077d 100644
--- a/src/mode/fdm/prepare.js
+++ b/src/mode/fdm/prepare.js
@@ -587,8 +587,6 @@
 
         // post-process for base extrusions (touching the bed)
         if (isBelt) {
-            // correct y offset to desired layer offset
-            let seqn = 0;
             // tune base threshold
             let thresh = Infinity;
             for (let layer of output) {
@@ -608,7 +606,6 @@
                 let firstLayerBrim = Math.abs(params.firstLayerBrim);
                 let firstLayerBrimIn = params.firstLayerBrimIn || 0;
                 let firstLayerBrimTrig = params.firstLayerBrimTrig || 0;
-                let firstLayerBrimComb = params.firstLayerBrimComb || 0;
                 let firstLayerBrimGap = params.firstLayerBrimGap || 0;
                 let lastout, first = false;
                 let minz = Infinity, maxy = -Infinity, minx = Infinity, maxx = -Infinity;
@@ -649,14 +646,13 @@
                 }
                 // do not add brims to anchor layers
                 if (!first || layer.anchor) {
-                    seqn = 0;
                     continue;
                 }
                 let tmpout = [];
                 let trigmet = firstLayerBrimTrig === 0 || (firstLayerBrimTrig && mins <= firstLayerBrimTrig);
                 let brimax = Math.max(firstLayerBrim, firstLayerBrimIn);
                 // add brim when all conditions met
-                if (brimax && seqn <= firstLayerBrimComb && trigmet) {
+                if (brimax && trigmet) {
                     let { emit, tool } = first;
                     let y = maxy;
                     let z = minz;
@@ -695,14 +691,10 @@
                         print.addOutput(tmpout, newPoint(minx - b, y, z), 0,    firstLayerSeek, tool);
                         print.addOutput(tmpout, newPoint(minx - g, y, z), emit, firstLayerRate, tool).retract = false;
                     }
-                    if (firstLayerBrimComb) {
-                        seqn++;
-                    }
                 } else {
                     // for any layer touching belt, ensure start point is nearest origin
                     // print.addOutput(tmpout, newPoint(minx, maxy, minz), 0, firstLayerSeek, first.tool);
                     // print.lastPoint = newPoint(minx, maxy, minz);
-                    seqn = 0;
                 }
                 layer.splice(0,0,...tmpout);
             }