diff --git a/win32/Makefile.msvc b/win32/Makefile.msvc
index 5ff7476a..a6d57a12 100644
--- a/win32/Makefile.msvc
+++ b/win32/Makefile.msvc
@@ -51,7 +51,7 @@ CPPFLAGS = /nologo
 
 # The compiler and its options.
 CC = cl.exe
-CFLAGS = /nologo /D "_WINDOWS" /D "_MBCS" /W3 $(CRUNTIME) /D "_REENTRANT"
+CFLAGS = /nologo /D "_WINDOWS" /D "_MBCS" /W3 /wd4244 /wd4267 $(CRUNTIME) /D "_REENTRANT"
 CFLAGS = $(CFLAGS) /I$(BASEDIR) /I$(XSLT_SRCDIR) /I$(INCPREFIX)
 CFLAGS = $(CFLAGS) /D_CRT_SECURE_NO_DEPRECATE /D_CRT_NONSTDC_NO_DEPRECATE