diff --git a/configure.ac b/configure.ac
index 9ca814b..c1e126d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -188,6 +188,11 @@ AX_APPEND_COMPILE_FLAGS([ \
 	-Wno-unused-parameter \
 ])
 
+# Windows specific compiler options.
+AS_IF([test "$os_win32" = "yes"], [
+	AX_APPEND_COMPILE_FLAGS([-Wno-pedantic-ms-format])
+])
+
 # Versioning.
 AC_SUBST([DC_VERSION],[dc_version])
 AC_SUBST([DC_VERSION_MAJOR],[dc_version_major])