diff --git a/base.h b/base.h
index 0766c0d..bc14456 100644
--- a/base.h
+++ b/base.h
@@ -7,13 +7,11 @@
 #include <string.h>
 #include <unistd.h>
 
-// clang or gcc or msvc or other
+// clang or gcc or other
 #if defined(__clang__)
 #define ORCA_OPT_MINSIZE __attribute__((minsize))
 #elif defined(__GNUC__)
 #define ORCA_OPT_MINSIZE __attribute__(("Os"))
-#elif defined(_MSC_VER)
-#define ORCA_OPT_MINSIZE
 #else
 #define ORCA_OPT_MINSIZE
 #endif