diff --git a/src/openvpnserv/openvpnserv.vcxproj b/src/openvpnserv/openvpnserv.vcxproj
index c5a34b87..f2eb805f 100644
--- a/src/openvpnserv/openvpnserv.vcxproj
+++ b/src/openvpnserv/openvpnserv.vcxproj
@@ -72,7 +72,7 @@
- ..\openvpn;..\compat;%(AdditionalIncludeDirectories)
+ ..\openvpn;..\compat;$(OPENSSL_HOME)/include;%(AdditionalIncludeDirectories)
_CONSOLE;%(PreprocessorDefinitions)
@@ -83,7 +83,7 @@
- ..\openvpn;..\compat;%(AdditionalIncludeDirectories)
+ ..\openvpn;..\compat;$(OPENSSL_HOME)/include;%(AdditionalIncludeDirectories)
_CONSOLE;%(PreprocessorDefinitions)
@@ -94,7 +94,7 @@
- ..\openvpn;..\compat;%(AdditionalIncludeDirectories)
+ ..\openvpn;..\compat;$(OPENSSL_HOME)/include;%(AdditionalIncludeDirectories)
_CONSOLE;%(PreprocessorDefinitions)
@@ -105,7 +105,7 @@
- ..\openvpn;..\compat;%(AdditionalIncludeDirectories)
+ ..\openvpn;..\compat;$(OPENSSL_HOME)/include;%(AdditionalIncludeDirectories)
_CONSOLE;%(PreprocessorDefinitions)