diff --git a/autotools.yaml b/autotools.yaml
index cd91b71..c2191d2 100644
--- a/autotools.yaml
+++ b/autotools.yaml
@@ -13,13 +13,10 @@ data:
         module: [ MIT ]
     dependencies:
         buildrequires:
-            perl: master
+            perl: 5.26
             platform: f27
-            # Explicitly require transitive dependencies to work around
-            # <https://pagure.io/fm-orchestrator/issue/530>.
-            host: f27
         requires:
-            perl: master
+            perl: 5.26
             platform: f27
     references:
         community: https://docs.pagure.org/modularity/
@@ -53,17 +50,17 @@ data:
         rpms:
             help2man:
                 rationale: Build-time dependency.
-                ref: master
+                ref: f27
                 buildorder: 0
             autoconf:
                 rationale: API.
-                ref: master
+                ref: f27
                 buildorder: 1
             automake:
                 rationale: API.
-                ref: master
+                ref: f27
                 buildorder: 2
             libtool:
                 rationale: API.
-                ref: master
+                ref: f27
                 buildorder: 3