diff --git a/Makefile b/Makefile
index 636a2e51e..582446c10 100644
--- a/Makefile
+++ b/Makefile
@@ -171,7 +171,7 @@ ifeq ($(OS), Haiku)
 CXXFLAGS += -D_DEFAULT_SOURCE
 endif
 
-YOSYS_VER := 0.49+21
+YOSYS_VER := 0.49+29
 
 # Note: We arrange for .gitcommit to contain the (short) commit hash in
 # tarballs generated with git-archive(1) using .gitattributes. The git repo
@@ -1123,7 +1123,6 @@ clean:
 	rm -f tests/svinterfaces/*.log_stdout tests/svinterfaces/*.log_stderr tests/svinterfaces/dut_result.txt tests/svinterfaces/reference_result.txt tests/svinterfaces/a.out tests/svinterfaces/*_syn.v tests/svinterfaces/*.diff
 	rm -f  tests/tools/cmp_tbdata
 	-$(MAKE) -C docs clean
-	-$(MAKE) -C docs/source/_images clean
 	rm -rf docs/source/cmd docs/util/__pycache__
 
 clean-abc: