diff --git a/src/windows/com/ttsengine.cpp b/src/windows/com/ttsengine.cpp
index 8cf1263b..23fcebaf 100644
--- a/src/windows/com/ttsengine.cpp
+++ b/src/windows/com/ttsengine.cpp
@@ -22,7 +22,7 @@
 #include <sperror.h>
 
 #include <espeak-ng/espeak_ng.h>
-#include <espeak/speak_lib.h>
+#include <espeak-ng/speak_lib.h>
 
 #include <new>
 #include <errno.h>
diff --git a/src/windows/libespeak-ng.vcxproj b/src/windows/libespeak-ng.vcxproj
index 56c5ec85..720a3200 100644
--- a/src/windows/libespeak-ng.vcxproj
+++ b/src/windows/libespeak-ng.vcxproj
@@ -189,7 +189,7 @@
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\include\espeak-ng\espeak_ng.h" />
-    <ClInclude Include="..\include\espeak\speak_lib.h" />
+    <ClInclude Include="..\include\espeak-ng\speak_lib.h" />
     <ClInclude Include="..\libespeak-ng\error.h" />
     <ClInclude Include="..\libespeak-ng\klatt.h" />
     <ClInclude Include="..\libespeak-ng\mbrowrap.h" />
@@ -210,4 +210,4 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
-</Project>
\ No newline at end of file
+</Project>
diff --git a/src/windows/libespeak-ng.vcxproj.filters b/src/windows/libespeak-ng.vcxproj.filters
index 49d0d60d..38364fb0 100644
--- a/src/windows/libespeak-ng.vcxproj.filters
+++ b/src/windows/libespeak-ng.vcxproj.filters
@@ -128,7 +128,7 @@
     <ClInclude Include="..\libespeak-ng\speech.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="..\include\espeak\speak_lib.h">
+    <ClInclude Include="..\include\espeak-ng\speak_lib.h">
       <Filter>Header Files\api</Filter>
     </ClInclude>
     <ClInclude Include="..\include\espeak-ng\espeak_ng.h">
@@ -161,4 +161,4 @@
       <Filter>Source Files</Filter>
     </None>
   </ItemGroup>
-</Project>
\ No newline at end of file
+</Project>