diff --git a/visualc/vngspice-fftw.vcxproj b/visualc/vngspice-fftw.vcxproj
index f0cabeda2..8762b407c 100644
--- a/visualc/vngspice-fftw.vcxproj
+++ b/visualc/vngspice-fftw.vcxproj
@@ -54,6 +54,7 @@
{83E315C7-EDD3-4F6B-AF28-87A92A4FA49A}
vngspice
Win32Proj
+ 10.0
@@ -154,7 +155,7 @@
<_ProjectFileVersion>10.0.40219.1
- ngspice
+ ngspice_opus
$(ProjectName)\$(Configuration).$(Platform)\
$(ProjectName)\$(Configuration).$(Platform)\obj\