diff --git a/src/PlatformCompatibility.cpp b/src/PlatformCompatibility.cpp
index 4c58d5e90..3d5377c7e 100644
--- a/src/PlatformCompatibility.cpp
+++ b/src/PlatformCompatibility.cpp
@@ -16,10 +16,6 @@
 *//*******************************************************************/
 
 
-#ifdef _WIN32
-#include <windows.h>
-#endif
-
 #include <wx/filefn.h>
 #include <wx/filename.h>
 #include <wx/stdpaths.h>
diff --git a/src/blockfile/ODDecodeBlockFile.cpp b/src/blockfile/ODDecodeBlockFile.cpp
index 8052c6aad..dabd4d4e7 100644
--- a/src/blockfile/ODDecodeBlockFile.cpp
+++ b/src/blockfile/ODDecodeBlockFile.cpp
@@ -19,10 +19,6 @@ The summary is eventually computed and written to a file in a background thread.
 #include <float.h>
 #include "ODDecodeBlockFile.h"
 
-#ifdef _WIN32
-   #include <windows.h>
-#endif
-
 #include <wx/utils.h>
 #include <wx/wxchar.h>
 #include <wx/log.h>
diff --git a/src/blockfile/ODPCMAliasBlockFile.cpp b/src/blockfile/ODPCMAliasBlockFile.cpp
index cc5b6ae58..e2e567dcc 100644
--- a/src/blockfile/ODPCMAliasBlockFile.cpp
+++ b/src/blockfile/ODPCMAliasBlockFile.cpp
@@ -17,9 +17,6 @@ The summary is eventually computed and written to a file in a background thread.
 *//*******************************************************************/
 
 #include <float.h>
-#ifdef _WIN32
-   #include <windows.h>
-#endif
 #include "ODPCMAliasBlockFile.h"
 
 #include <wx/file.h>
diff --git a/src/blockfile/PCMAliasBlockFile.cpp b/src/blockfile/PCMAliasBlockFile.cpp
index 050bcebbc..690d6bf07 100644
--- a/src/blockfile/PCMAliasBlockFile.cpp
+++ b/src/blockfile/PCMAliasBlockFile.cpp
@@ -8,10 +8,6 @@
 
 **********************************************************************/
 
-#ifdef _WIN32
-   #include <windows.h>
-#endif
-
 #include <wx/file.h>
 #include <wx/utils.h>
 #include <wx/wxchar.h>
diff --git a/src/blockfile/SimpleBlockFile.cpp b/src/blockfile/SimpleBlockFile.cpp
index 00f03483c..aa5de31cf 100644
--- a/src/blockfile/SimpleBlockFile.cpp
+++ b/src/blockfile/SimpleBlockFile.cpp
@@ -57,10 +57,6 @@ to get its definition, rather than rolling our own.
 
 *//*******************************************************************/
 
-#ifdef _WIN32
-   #include <windows.h>
-#endif
-
 #include <wx/filefn.h>
 #include <wx/ffile.h>
 #include <wx/utils.h>
diff --git a/src/effects/VST/VSTEffect.cpp b/src/effects/VST/VSTEffect.cpp
index f4ab22a39..8f026329d 100644
--- a/src/effects/VST/VSTEffect.cpp
+++ b/src/effects/VST/VSTEffect.cpp
@@ -42,7 +42,6 @@
 
 #if defined(__WXMSW__)
    #include <wx/msw/seh.h>
-   #include <windows.h>
    #include <shlwapi.h>
    #pragma comment(lib, "shlwapi")
 #endif