diff --git a/Source/PS_Source/StretchSource.cpp b/Source/PS_Source/StretchSource.cpp
index c4c71a6..3f4dd1f 100644
--- a/Source/PS_Source/StretchSource.cpp
+++ b/Source/PS_Source/StretchSource.cpp
@@ -159,6 +159,35 @@ void StretchAudioSource::setMainVolume(double decibels)
 	}
 }
 
+void StretchAudioSource::setSpectralModulesEnabled(const std::array<AudioParameterBool*, 9>& params)
+{
+	jassert(params.size() == m_specproc_order.size());
+	bool changed = false;
+	for (int i = 0; i < m_specproc_order.size(); ++i)
+	{
+		if (*params[i] != m_specproc_order[i].m_enabled)
+		{
+			changed = true;
+			break;
+		}
+	}
+	if (changed == false)
+		return;
+	if (m_cs.tryEnter())
+	{
+		for (int i = 0; i < m_specproc_order.size(); ++i)
+		{
+			m_specproc_order[i].m_enabled = *params[i];
+		}
+		for (int i = 0; i < m_stretchers.size(); ++i)
+		{
+			m_stretchers[i]->m_spectrum_processes = m_specproc_order;
+		}
+		++m_param_change_count;
+		m_cs.exit();
+	}
+}
+
 void StretchAudioSource::setLoopXFadeLength(double lenseconds)
 {
 	if (lenseconds == m_loopxfadelen)
diff --git a/Source/PS_Source/StretchSource.h b/Source/PS_Source/StretchSource.h
index 1a642f2..d1b1dd2 100644
--- a/Source/PS_Source/StretchSource.h
+++ b/Source/PS_Source/StretchSource.h
@@ -24,6 +24,7 @@ Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 #include "Input/AInputS.h"
 #include "ProcessedStretch.h"
 #include <mutex>
+#include <array>
 #include "../WDL/resample.h"
 
 class StretchAudioSource final : public PositionableAudioSource
@@ -98,6 +99,7 @@ public:
 	void setAudioBufferAsInputSource(AudioBuffer<float>* buf, int sr, int len);
 	void setMainVolume(double decibels);
 	double getMainVolume() const { return m_main_volume; }
+	void setSpectralModulesEnabled(const std::array<AudioParameterBool*, 9>& params);
 	void setLoopXFadeLength(double lenseconds);
 	double getLoopXFadeLengtj() const { return m_loopxfadelen; }
 	void setPreviewDry(bool b);
diff --git a/Source/PluginEditor.cpp b/Source/PluginEditor.cpp
index 546a45f..d39a3fe 100644
--- a/Source/PluginEditor.cpp
+++ b/Source/PluginEditor.cpp
@@ -354,9 +354,6 @@ void PaulstretchpluginAudioProcessorEditor::timerCallback(int id)
 	}
 	if (id == 3)
 	{
-		m_spec_order_ed.setModuleSelected(*processor.getIntParameter(cpi_select_spec_module));
-		m_spec_order_ed.moveModule(*processor.getIntParameter(cpi_select_spec_module), *
-			processor.getIntParameter(cpi_move_spec_module));
 		processor.m_free_filter_envelope->updateMinMaxValues();
 		m_free_filter_component.repaint();
 	}
diff --git a/Source/PluginProcessor.cpp b/Source/PluginProcessor.cpp
index f2fda4a..f4d69a9 100644
--- a/Source/PluginProcessor.cpp
+++ b/Source/PluginProcessor.cpp
@@ -157,8 +157,11 @@ PaulstretchpluginAudioProcessor::PaulstretchpluginAudioProcessor()
 	addParameter(new AudioParameterInt("freefilter_randomybands0", "Random bands", 2, 128, 16)); // 38
 	addParameter(new AudioParameterInt("freefilter_randomyrate0", "Random rate", 1, 32, 2)); // 39
 	addParameter(new AudioParameterFloat("freefilter_randomyamount0", "Random amount", 0.0, 1.0, 0.0)); // 40
-	addParameter(new AudioParameterInt("select_specmodule0", "Select module", 0, 8, 1)); // 41
-	addParameter(new AudioParameterInt("move_specmodule0", "Move module", 0, 8, 1)); // 42
+	for (int i = 0; i < 9; ++i) // 41-49
+	{
+		m_sm_enab_pars[i] = new AudioParameterBool("enab_specmodule"+String(i), "Enable spectral module "+String(i+1), false);
+		addParameter(m_sm_enab_pars[i]);
+	}
 	auto& pars = getParameters();
 	for (const auto& p : pars)
 		m_reset_pars.push_back(p->getValue());
@@ -647,6 +650,8 @@ void PaulstretchpluginAudioProcessor::processBlock (AudioSampleBuffer& buffer, M
 	m_free_filter_envelope->m_transform_y_random_rate = *getIntParameter(cpi_freefilter_randomy_rate);
 	m_free_filter_envelope->m_transform_y_random_amount = *getFloatParameter(cpi_freefilter_randomy_amount);
 
+	m_stretch_source->setSpectralModulesEnabled(m_sm_enab_pars);
+
 	m_stretch_source->setMainVolume(*getFloatParameter(cpi_main_volume));
 	m_stretch_source->setRate(*getFloatParameter(cpi_stretchamount));
 	m_stretch_source->setPreviewDry(*getBoolParameter(cpi_bypass_stretch));
diff --git a/Source/PluginProcessor.h b/Source/PluginProcessor.h
index 7960024..86569eb 100644
--- a/Source/PluginProcessor.h
+++ b/Source/PluginProcessor.h
@@ -23,6 +23,7 @@ Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 #include "../JuceLibraryCode/JuceHeader.h"
 #include "PS_Source/PaulStretchControl.h"
 #include "jcdp_envelope.h"
+#include <array>
 
 class MyThumbCache;
 
@@ -67,8 +68,15 @@ const int cpi_freefilter_tilty = 37;
 const int cpi_freefilter_randomy_numbands = 38;
 const int cpi_freefilter_randomy_rate = 39;
 const int cpi_freefilter_randomy_amount = 40;
-const int cpi_select_spec_module = 41;
-const int cpi_move_spec_module = 42;
+const int cpi_enable_spec_module0 = 41;
+const int cpi_enable_spec_module1 = 42;
+const int cpi_enable_spec_module2 = 43;
+const int cpi_enable_spec_module3 = 44;
+const int cpi_enable_spec_module4 = 45;
+const int cpi_enable_spec_module5 = 46;
+const int cpi_enable_spec_module6 = 47;
+const int cpi_enable_spec_module7 = 48;
+const int cpi_enable_spec_module8 = 49;
 
 class MyPropertiesFile
 {
@@ -222,7 +230,7 @@ private:
 	void setParameters(const std::vector<double>& pars);
 	float m_cur_playrangeoffset = 0.0;
 	void updateStretchParametersFromPluginParameters(ProcessParameters& pars);
-	
+	std::array<AudioParameterBool*, 9> m_sm_enab_pars;
 	//==============================================================================
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PaulstretchpluginAudioProcessor)
 };