diff --git a/security/clambc/Makefile b/security/clambc/Makefile
index 4371d3dd90bf..8ded81f94e0f 100644
--- a/security/clambc/Makefile
+++ b/security/clambc/Makefile
@@ -23,6 +23,8 @@ CONFIGURE_ARGS=	--enable-optimized --enable-targets=host-only \
 
 WRKSRC=		${WRKDIR}/clamav-bytecode-compiler-${DISTNAME}/obj
 
+MAKE_JOBS_UNSAFE=	yes
+
 post-extract:
 	@${MKDIR} ${WRKSRC}