diff --git a/plugins/samplesource/airspyhf/airspyhf.pro b/plugins/samplesource/airspyhf/airspyhf.pro
index 6f95b2485..9c611a347 100644
--- a/plugins/samplesource/airspyhf/airspyhf.pro
+++ b/plugins/samplesource/airspyhf/airspyhf.pro
@@ -13,6 +13,8 @@ TARGET = inputairspyhf
 
 CONFIG(MINGW32):LIBAIRSPYHFSRC = "C:\softs\airspyhf"
 CONFIG(MINGW64):LIBAIRSPYHFSRC = "C:\softs\airspyhf"
+CONFIG(MSVC):LIBAIRSPYHFSRC = "C:\softs\airspyhf"
+
 INCLUDEPATH += $$PWD
 INCLUDEPATH += ../../../exports
 INCLUDEPATH += ../../../sdrbase
diff --git a/sdrbase/dsp/inthalfbandfiltereof.h b/sdrbase/dsp/inthalfbandfiltereof.h
index 09f188e0a..f6cf12f75 100644
--- a/sdrbase/dsp/inthalfbandfiltereof.h
+++ b/sdrbase/dsp/inthalfbandfiltereof.h
@@ -29,7 +29,7 @@
 #include "export.h"
 
 template<uint32_t HBFilterOrder>
-class SDRBASE_API IntHalfbandFilterEOF {
+class IntHalfbandFilterEOF {
 public:
     IntHalfbandFilterEOF();