diff --git a/releases/portage/stages-qemu/env/releng/forcelfs b/releases/portage/stages-qemu/env/releng/forcelfs
new file mode 100644
index 00000000..398e2b71
--- /dev/null
+++ b/releases/portage/stages-qemu/env/releng/forcelfs
@@ -0,0 +1,2 @@
+CFLAGS="${CFLAGS} -D_FILE_OFFSET_BITS=64"
+CXXFLAGS="${CXXFLAGS} -D_FILE_OFFSET_BITS=64"
diff --git a/releases/portage/stages-qemu/package.env/releng/forcelfs b/releases/portage/stages-qemu/package.env/releng/forcelfs
new file mode 100644
index 00000000..56b41f58
--- /dev/null
+++ b/releases/portage/stages-qemu/package.env/releng/forcelfs
@@ -0,0 +1 @@
+dev-util/cmake forcelfs