diff --git a/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.vcproj b/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.vcproj
index 2086e2ca3..5bb1e3b35 100755
--- a/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.vcproj
+++ b/linphone/mediastreamer2/build/win32-novideo/mediastreamer2.vcproj
@@ -42,7 +42,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories=""..\..\..\codecs\libresample\include";..\..\..\win32-bin\include,".";"..\..\..\mediastreamer2\include";"..\..\..\oRTP\include";..\..\..\codecs\speex\include;..\..\..\codecs\gsm\inc"
-				PreprocessorDefinitions="__VIDEO_DISABLED__;EMULATE_INTTYPES;AMD_HACK;CONF_GRAN_MAX=12;HAVE_SPEEX_NOISE;ICE_TEST;ORTP_INET6;WIN32;_DEBUG;_WINDOWS;_USRDLL;MEDIASTREAMER2_EXPORTS;WINDOW_NATIVE;_CRT_SECURE_NO_DEPRECATE"
+				PreprocessorDefinitions="HAVE_SPEEXDSP;__VIDEO_DISABLED__;EMULATE_INTTYPES;AMD_HACK;CONF_GRAN_MAX=12;HAVE_SPEEX_NOISE;ICE_TEST;ORTP_INET6;WIN32;_DEBUG;_WINDOWS;_USRDLL;MEDIASTREAMER2_EXPORTS;WINDOW_NATIVE;_CRT_SECURE_NO_DEPRECATE"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="1"
@@ -125,7 +125,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				AdditionalIncludeDirectories="&quot;..\..\..\codecs\libresample\include&quot;;..\..\..\win32-bin\include,&quot;.&quot;;&quot;..\..\..\mediastreamer2\include&quot;;&quot;..\..\..\oRTP\include&quot;;..\..\..\codecs\speex\include;..\..\..\codecs\gsm\inc"
-				PreprocessorDefinitions="__VIDEO_DISABLED__;CONF_GRAN_MAX=12;AMD_HACK;HAVE_SPEEX_NOISE;ICE_TEST;ORTP_INET6;WIN32;NDEBUG;_WINDOWS;_USRDLL;MEDIASTREAMER2_EXPORTS;WINDOW_NATIVE;_CRT_SECURE_NO_DEPRECATE"
+				PreprocessorDefinitions="HAVE_SPEEXDSP;__VIDEO_DISABLED__;CONF_GRAN_MAX=12;AMD_HACK;HAVE_SPEEX_NOISE;ICE_TEST;ORTP_INET6;WIN32;NDEBUG;_WINDOWS;_USRDLL;MEDIASTREAMER2_EXPORTS;WINDOW_NATIVE;_CRT_SECURE_NO_DEPRECATE"
 				RuntimeLibrary="0"
 				UsePrecompiledHeader="0"
 				ProgramDataBaseFileName="$(IntDir)/libmediastreamer2.pdb"