diff --git a/gi-find-deps.sh b/gi-find-deps.sh
index fcec1db..ea345c7 100644
--- a/gi-find-deps.sh
+++ b/gi-find-deps.sh
@@ -233,7 +233,7 @@ function inList() {
   return 1
 }
 
-x64bitarch="x86_64 ppc64 ppc64le s390x ia64 aarch64 riscv64"
+x64bitarch="x86_64 ppc64 powerpc64 ppc64le powerpc64le s390x ia64 aarch64 riscv64"
 
 for path in \
 	$(for tlpath in \
diff --git a/gobject-introspection.changes b/gobject-introspection.changes
index c437780..4f650b6 100644
--- a/gobject-introspection.changes
+++ b/gobject-introspection.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Jun  8 13:38:11 UTC 2021 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- gi-find-deps.sh: on Tumbleweed, HOSTTYPE on ppc64/ppc64le reports
+  powerpc64 and powerpc64le: accept those strings as 64bit archs.
+
 -------------------------------------------------------------------
 Sat Mar 20 07:07:02 UTC 2021 - Dominique Leuenberger <dimstar@opensuse.org>