diff --git a/VERSION.md b/VERSION.md
index 5a20f782f..2b32c3b22 100644
--- a/VERSION.md
+++ b/VERSION.md
@@ -1 +1 @@
-1.2.1943
+1.2.1947
diff --git a/yosys b/yosys
index 84116c9a3..91fbd5898 160000
--- a/yosys
+++ b/yosys
@@ -1 +1 @@
-Subproject commit 84116c9a38546d549c9b122983441d69544854ab
+Subproject commit 91fbd58980e87ad5dc0a5d37c049ffaf5ab243dd