diff --git a/Namcap/rules/licensepkg.py b/Namcap/rules/licensepkg.py
index e4b5e9b..2621f0e 100644
--- a/Namcap/rules/licensepkg.py
+++ b/Namcap/rules/licensepkg.py
@@ -33,7 +33,7 @@ class package(TarballRule):
 			# Check all licenses for validity
 			for license in pkginfo["license"]:
 				lowerlicense, _, sublicense = license.lower().partition(':')
-				if lowerlicense.startswith('custom') or lowerlicense in ("bsd", "mit", "isc", "python", "zlib", "libpng"):
+				if lowerlicense.startswith('custom') or lowerlicense in ("bsd", "mit", "isc", "python", "zlib", "libpng", "ofl"):
 					if pkginfo["name"] not in licensedirs:
 						self.errors.append(("missing-custom-license-dir usr/share/licenses/%s", pkginfo["name"]))
 					elif len(licensefiles) == 0: