diff --git a/src/sfizz/Synth.cpp b/src/sfizz/Synth.cpp
index e63803c1..78dd7336 100644
--- a/src/sfizz/Synth.cpp
+++ b/src/sfizz/Synth.cpp
@@ -794,7 +794,6 @@ void sfz::Synth::renderBlock(AudioSpan<float> buffer) noexcept
     activeVoices = 0;
     { // Main render block
         ScopedTiming logger { callbackBreakdown.renderMethod, ScopedTiming::Operation::addToDuration };
-        tempSpan->fill(0.0f);
         tempMixSpan->fill(0.0f);
         resources.filePool.cleanupPromises();
 
diff --git a/src/sfizz/Voice.cpp b/src/sfizz/Voice.cpp
index bc952482..d165d426 100644
--- a/src/sfizz/Voice.cpp
+++ b/src/sfizz/Voice.cpp
@@ -661,8 +661,6 @@ void sfz::Voice::fillWithGenerator(AudioSpan<float> buffer) noexcept
     } else {
         const auto numFrames = buffer.getNumFrames();
 
-        buffer.fill(0.0f);
-
         auto frequencies = resources.bufferPool.getBuffer(numFrames);
         if (!frequencies)
             return;