diff --git a/CHANGELOG b/CHANGELOG
index 0bbe3b179..413a3236c 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
 List of major changes and improvements between releases
 =======================================================
 
+Yosys 0.52 .. Yosys 0.53-dev
+--------------------------
+
 Yosys 0.51 .. Yosys 0.52
 --------------------------
  * New commands and options
diff --git a/Makefile b/Makefile
index 15ff178ad..89723e99d 100644
--- a/Makefile
+++ b/Makefile
@@ -159,7 +159,7 @@ ifeq ($(OS), Haiku)
 CXXFLAGS += -D_DEFAULT_SOURCE
 endif
 
-YOSYS_VER := 0.52
+YOSYS_VER := 0.52+0
 YOSYS_MAJOR := $(shell echo $(YOSYS_VER) | cut -d'.' -f1)
 YOSYS_MINOR := $(shell echo $(YOSYS_VER) | cut -d'.' -f2 | cut -d'+' -f1)
 YOSYS_COMMIT := $(shell echo $(YOSYS_VER) | cut -d'+' -f2)
@@ -182,7 +182,7 @@ endif
 OBJS = kernel/version_$(GIT_REV).o
 
 bumpversion:
-#	sed -i "/^YOSYS_VER := / s/+[0-9][0-9]*$$/+`git log --oneline c4b5190.. | wc -l`/;" Makefile
+	sed -i "/^YOSYS_VER := / s/+[0-9][0-9]*$$/+`git log --oneline fee39a3.. | wc -l`/;" Makefile
 
 ABCMKARGS = CC="$(CXX)" CXX="$(CXX)" ABC_USE_LIBSTDCXX=1 ABC_USE_NAMESPACE=abc VERBOSE=$(Q)