diff --git a/base-runtime.yaml b/base-runtime.yaml
index 3724c21..04c442a 100644
--- a/base-runtime.yaml
+++ b/base-runtime.yaml
@@ -822,10 +822,10 @@ data:
             gawk:
                 rationale: Autogenerated from sampledata.
                 ref: 63f2ac8ac41274519602f03ef1f718ae0b2c8e4d
-            # gc-7.6.0-2.fc26
+            # gc-7.6.0-3.fc27
             gc:
                 rationale: Autogenerated from sampledata.
-                ref: 41e15a55f8bb115c1b38c059fc843af6a5791684
+                ref: 5d30852fcf57f2d0a842a6089522aba18146a900
             # gcc-7.0.1-0.10.fc26
             gcc:
                 rationale: Autogenerated from sampledata.