diff --git a/src/cmt.h b/src/cmt.h
index 1d2d01d..d8602ee 100644
--- a/src/cmt.h
+++ b/src/cmt.h
@@ -138,10 +138,7 @@ class CMT_PluginInstance {
     : m_ppfPorts(new LADSPA_Data_ptr[lPortCount]) {
   }
   virtual ~CMT_PluginInstance() {
-    if (m_ppfPorts != nullptr){
-      delete [] m_ppfPorts;
-      m_ppfPorts = nullptr; // set pointer to nullptr after deletion
-    }
+    delete [] m_ppfPorts;
   }
 
   friend void CMT_ConnectPort(LADSPA_Handle Instance,
diff --git a/src/delay.cpp b/src/delay.cpp
index 9927cff..f525c98 100644
--- a/src/delay.cpp
+++ b/src/delay.cpp
@@ -88,7 +88,7 @@ class DelayLine : public CMT_PluginInstance {
 
   DelayLine(const unsigned long lSampleRate,
 	    const LADSPA_Data fMaximumDelay) 
-    : CMT_PluginInstance(4),
+    : CMT_PluginInstance(5),
       m_fSampleRate(LADSPA_Data(lSampleRate)),
       m_fMaximumDelay(fMaximumDelay) {
     /* Buffer size is a power of two bigger than max delay time. */
diff --git a/src/init.cpp b/src/init.cpp
index 7743c6e..64bcc05 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -113,10 +113,6 @@ static StartupShutdownHandler g_oStartupShutdownHandler;
   
 /*****************************************************************************/
 
-#ifdef _MSC_VER
-// needed to get it to compile on msvc
-__declspec(dllexport)
-#endif
 const LADSPA_Descriptor * 
 ladspa_descriptor(unsigned long Index) {
   if (Index < g_lPluginCount)