diff --git a/CHANGELOG.md b/CHANGELOG.md
index b6e9650..8400b3b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Change Log
 
+## v2.4.1
+  * Rampage
+    * Fix SIMD bug
+
 ## v2.4.0
   * MotionMTR
     * Initial release
diff --git a/plugin.json b/plugin.json
index 8edb3d1..a001e22 100644
--- a/plugin.json
+++ b/plugin.json
@@ -1,6 +1,6 @@
 {
   "slug": "Befaco",
-  "version": "2.4.0",
+  "version": "2.4.1",
   "license": "GPL-3.0-or-later",
   "name": "Befaco",
   "brand": "Befaco",
diff --git a/src/Rampage.cpp b/src/Rampage.cpp
index b204b84..53923ed 100644
--- a/src/Rampage.cpp
+++ b/src/Rampage.cpp
@@ -240,8 +240,9 @@ struct Rampage : Module {
 				float shape = params[SHAPE_A_PARAM + part].getValue();
 				out[part][c / 4] += shapeDelta(delta, rate, shape) * args.sampleTime;
 
-				float_4 rising  = (in[c / 4] - out[part][c / 4]) > 1e-3f;
-				float_4 falling = (in[c / 4] - out[part][c / 4]) < -1e-3f;
+				float_4 rising  = simd::ifelse(delta_gt_0, (in[c / 4] - out[part][c / 4]) > 1e-3f, float_4::zero());
+				float_4 falling = simd::ifelse(delta_lt_0, (in[c / 4] - out[part][c / 4]) < -1e-3f, float_4::zero());
+
 				float_4 end_of_cycle = simd::andnot(falling, delta_lt_0);
 
 				endOfCyclePulse[part][c / 4].trigger(end_of_cycle, 1e-3);