diff --git a/src/bonsai/Makefile b/src/bonsai/Makefile
index b2f480fc1c..8d56644af7 100644
--- a/src/bonsai/Makefile
+++ b/src/bonsai/Makefile
@@ -85,7 +85,7 @@ BLENDER_PLATFORM:=windows-x64
 endif
 
 # Current build commit hash.
-OLD:=0e5008d
+OLD:=92b63a0
 .PHONY: bump
 bump:
 ifndef NEW
diff --git a/src/ifcopenshell-python/Makefile b/src/ifcopenshell-python/Makefile
index c809cec740..875d51b964 100644
--- a/src/ifcopenshell-python/Makefile
+++ b/src/ifcopenshell-python/Makefile
@@ -52,8 +52,8 @@ ifeq ($(PLATFORM), win64)
 PLATFORMTAG:=win_amd64
 endif
 
-IOS_URL:=https://s3.amazonaws.com/ifcopenshell-builds/ifcopenshell-python-$(PYNUMBER)-v0.8.1-0e5008d-$(PLATFORM).zip
-IFCCONVERT_URL:=https://s3.amazonaws.com/ifcopenshell-builds/IfcConvert-v0.8.1-0e5008d-$(PLATFORM).zip
+IOS_URL:=https://s3.amazonaws.com/ifcopenshell-builds/ifcopenshell-python-$(PYNUMBER)-v0.8.1-92b63a0-$(PLATFORM).zip
+IFCCONVERT_URL:=https://s3.amazonaws.com/ifcopenshell-builds/IfcConvert-v0.8.1-92b63a0-$(PLATFORM).zip
 
 .PHONY: test
 test: