diff --git a/.felix-gogo-parent.metadata b/.felix-gogo-parent.metadata
new file mode 100644
index 0000000..2b30c1b
--- /dev/null
+++ b/.felix-gogo-parent.metadata
@@ -0,0 +1 @@
+a4e7b1af98d0d0ff4f3b42bf2400eb562377ce49 gogo-parent-4-source-release.tar.gz
diff --git a/sources b/sources
index 43c107c..d094aef 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (gogo-parent-4-source-release.tar.gz) = a4e7b1af98d0d0ff4f3b42bf2400eb562377ce49
+SHA512 (gogo-parent-4-source-release.tar.gz) = 6ed28c21fc063dd6c41a085fd424193231f55cc62c352f8259de31b49bfc847097f7b6f60e12d48278c774e8fcc34b167ca461ec25bd6b56cee428e659197639