diff --git a/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.cpp b/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.cpp
index 98594c582..19d97423b 100644
--- a/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.cpp
+++ b/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.cpp
@@ -12,7 +12,7 @@ void SmoothedBufferValue<FloatType, ValueSmoothingTypes>::setParameterHandle (st
 }
 
 template <typename FloatType, typename ValueSmoothingTypes>
-void SmoothedBufferValue<FloatType, ValueSmoothingTypes>::setParameterHandle ([[maybe_unused]] FloatParameter* handle)
+void SmoothedBufferValue<FloatType, ValueSmoothingTypes>::setParameterHandle ([[maybe_unused]] const FloatParameter* handle)
 {
     parameterHandle = nullptr;
 
diff --git a/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.h b/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.h
index b9e6eb306..5a9dbe2ca 100644
--- a/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.h
+++ b/modules/dsp/chowdsp_dsp_data_structures/Other/chowdsp_SmoothedBufferValue.h
@@ -44,7 +44,7 @@ class SmoothedBufferValue
      *
      * @param handle A parameter handle to use for smoothing
      */
-    void setParameterHandle (FloatParameter* handle);
+    void setParameterHandle (const FloatParameter* handle);
 
     /** Prepare the smoother to process samples with a given sample rate and block size. */
     void prepare (double sampleRate, int samplesPerBlock);
@@ -102,7 +102,7 @@ class SmoothedBufferValue
 
     std::atomic<float>* parameterHandle = nullptr;
 
-    FloatParameter* modulatableParameterHandle = nullptr;
+    const FloatParameter* modulatableParameterHandle = nullptr;
 
     double sampleRate = 48000.0;
     double rampLengthInSeconds = 0.05;
diff --git a/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.cpp b/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.cpp
index 4b783b28a..1eb1e1328 100644
--- a/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.cpp
+++ b/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.cpp
@@ -8,7 +8,7 @@ void BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<std::is_same_
 }
 
 template <typename SampleType, typename DelayInterpType>
-bool BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<std::is_same_v<DelayInterpType, std::nullptr_t>>>::processBlockIn (const BufferView<SampleType>& block, bool onOffParam)
+bool BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<std::is_same_v<DelayInterpType, std::nullptr_t>>>::processBlockIn (const BufferView<const SampleType>& block, bool onOffParam)
 {
     if (! onOffParam && ! prevOnOffParam)
     {
@@ -115,7 +115,7 @@ void BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<! std::is_sam
 }
 
 template <typename SampleType, typename DelayInterpType>
-bool BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<! std::is_same_v<DelayInterpType, std::nullptr_t>>>::processBlockIn (const BufferView<SampleType>& block, bool onOffParam)
+bool BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<! std::is_same_v<DelayInterpType, std::nullptr_t>>>::processBlockIn (const BufferView<const SampleType>& block, bool onOffParam)
 {
     enum class DelayOp
     {
diff --git a/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.h b/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.h
index 778169bf4..c72ed93d5 100644
--- a/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.h
+++ b/modules/dsp/chowdsp_dsp_utils/Processors/chowdsp_BypassProcessor.h
@@ -47,7 +47,7 @@ class BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<std::is_same
       * If it returns false, you can safely skip all other
       * processing.
       */
-    bool processBlockIn (const BufferView<SampleType>& buffer, bool onOffParam);
+    bool processBlockIn (const BufferView<const SampleType>& buffer, bool onOffParam);
 
     /**
       * Call this at the end of your processBlock().
@@ -101,7 +101,7 @@ class BypassProcessor<SampleType, DelayInterpType, std::enable_if_t<! std::is_sa
       * If it returns false, you can safely skip all other
       * processing.
       */
-    bool processBlockIn (const BufferView<SampleType>& buffer, bool onOffParam);
+    bool processBlockIn (const BufferView<const SampleType>& buffer, bool onOffParam);
 
     /**
       * Call this at the end of your processBlock().