diff --git a/ognibuild/buildsystem.py b/ognibuild/buildsystem.py
index d30b397..439b99e 100644
--- a/ognibuild/buildsystem.py
+++ b/ognibuild/buildsystem.py
@@ -529,6 +529,12 @@ class DistInkt(BuildSystem):
         ):
             return cls(os.path.join(path, "dist.ini"))
 
+    def get_declared_dependencies(self):
+        import subprocess
+        out = subprocess.check_output(["dzil", "authordeps"])
+        for entry in out.splitlines():
+            yield "build", PerlModuleRequirement(entry.decode())
+
 
 class Make(BuildSystem):
 
diff --git a/ognibuild/resolver/apt.py b/ognibuild/resolver/apt.py
index ffc6934..a1d33e5 100644
--- a/ognibuild/resolver/apt.py
+++ b/ognibuild/resolver/apt.py
@@ -108,7 +108,7 @@ def python_spec_to_apt_rels(pkg_name, specs):
                 rels.extend([{"name": pkg_name, "version": ('>=', deb_version)},
                              {"name": pkg_name, "version": ('<<', next_maj_deb_version)}])
             else:
-                c = {">=": ">=", "<=": "<=", "<": "<<", ">": ">>", "=": "="}[spec[0]]
+                c = {">=": ">=", "<=": "<=", "<": "<<", ">": ">>", "==": "="}[spec[0]]
                 rels.append([{"name": pkg_name, "version": (c, deb_version)}])
         return rels