diff --git a/libs/vamp-sdk/src/vamp-hostsdk/PluginInputDomainAdapter.cpp b/libs/vamp-sdk/src/vamp-hostsdk/PluginInputDomainAdapter.cpp
index f1391b5bbd..c2d2add53b 100644
--- a/libs/vamp-sdk/src/vamp-hostsdk/PluginInputDomainAdapter.cpp
+++ b/libs/vamp-sdk/src/vamp-hostsdk/PluginInputDomainAdapter.cpp
@@ -248,7 +248,7 @@ PluginInputDomainAdapter::Impl::~Impl()
 
 // for some visual studii apparently
 #ifndef M_PI
-#define M_PI 3.14159265358979232846
+#define M_PI 3.14159265358979323846
 #endif
     
 bool