diff --git a/Makefile b/Makefile
index b032bbf0f..fc8cafaad 100644
--- a/Makefile
+++ b/Makefile
@@ -163,7 +163,7 @@ ifeq ($(OS), Haiku)
 CXXFLAGS += -D_DEFAULT_SOURCE
 endif
 
-YOSYS_VER := 0.47+66
+YOSYS_VER := 0.47+86
 
 # Note: We arrange for .gitcommit to contain the (short) commit hash in
 # tarballs generated with git-archive(1) using .gitattributes. The git repo