diff --git a/Makefile b/Makefile
index c0781d26d38..f9d5aa2a689 100644
--- a/Makefile
+++ b/Makefile
@@ -123,7 +123,7 @@ LDFLAGS += -rdynamic
 LDLIBS += -lrt
 endif
 
-YOSYS_VER := 0.9+3527
+YOSYS_VER := 0.9+3537
 GIT_REV := $(shell cd $(YOSYS_SRC) && git rev-parse --short HEAD 2> /dev/null || echo UNKNOWN)
 OBJS = kernel/version_$(GIT_REV).o