diff --git a/win32/winconfig.h.in b/win32/winconfig.h.in
index aac13eeb..0f685c77 100644
--- a/win32/winconfig.h.in
+++ b/win32/winconfig.h.in
@@ -69,11 +69,11 @@
 #endif
 
 #ifndef OPENSC_VERSION_MAJOR
-#define OPENSC_VERSION_MAJOR "@OPENSC_VERSION_MAJOR@"
+#define OPENSC_VERSION_MAJOR @OPENSC_VERSION_MAJOR@
 #endif
 
 #ifndef OPENSC_VERSION_MINOR
-#define OPENSC_VERSION_MINOR "@OPENSC_VERSION_MINOR@"
+#define OPENSC_VERSION_MINOR @OPENSC_VERSION_MINOR@
 #endif
 
 #ifndef OPENSC_VS_FF_COMPANY_NAME