diff --git a/src/bonsai/Makefile b/src/bonsai/Makefile
index 9d06991485..62d41d742f 100644
--- a/src/bonsai/Makefile
+++ b/src/bonsai/Makefile
@@ -87,7 +87,7 @@ BLENDER_PLATFORM:=windows-x64
 endif
 
 # Current build commit hash.
-OLD:=6924012
+OLD:=0787eab
 .PHONY: bump
 bump:
 ifndef NEW
diff --git a/src/ifcopenshell-python/Makefile b/src/ifcopenshell-python/Makefile
index 78305f19d0..d47c00cfc3 100644
--- a/src/ifcopenshell-python/Makefile
+++ b/src/ifcopenshell-python/Makefile
@@ -63,8 +63,8 @@ PLATFORMTAG:=win_amd64
 endif
 
 BINARY_VERSION:=0.8.4
-IOS_URL:=https://s3.amazonaws.com/ifcopenshell-builds/ifcopenshell-python-$(PYNUMBER)-v$(BINARY_VERSION)-6924012-$(PLATFORM).zip
-IFCCONVERT_URL:=https://s3.amazonaws.com/ifcopenshell-builds/IfcConvert-v$(BINARY_VERSION)-6924012-$(PLATFORM).zip
+IOS_URL:=https://s3.amazonaws.com/ifcopenshell-builds/ifcopenshell-python-$(PYNUMBER)-v$(BINARY_VERSION)-0787eab-$(PLATFORM).zip
+IFCCONVERT_URL:=https://s3.amazonaws.com/ifcopenshell-builds/IfcConvert-v$(BINARY_VERSION)-0787eab-$(PLATFORM).zip
 
 .PHONY: build-urls
 build-urls: