diff --git a/Makefile.in b/Makefile.in
index a94a8ceb9..77e38eaa5 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -81,7 +81,7 @@ LINTFLAGS+=@NETBSD_LINTFLAGS@
 # compat with OpenBSD
 LINTFLAGS+="-Dsigset_t=long"
 # FreeBSD
-LINTFLAGS+="-D__uint16_t=uint16_t" "-DEVP_PKEY_ASN1_METHOD=int" "-D_RuneLocale=int" "-D__va_list=va_list"
+LINTFLAGS+="-D__uint16_t=uint16_t" "-DEVP_PKEY_ASN1_METHOD=int" "-D_RuneLocale=int" "-D__va_list=va_list" "-D__uint32_t=uint32_t"
 
 INSTALL=$(SHELL) $(srcdir)/install-sh