diff --git a/cc/toolchains/cc_toolchain_info.bzl b/cc/toolchains/cc_toolchain_info.bzl
index 2359c83..9c3b2f7 100644
--- a/cc/toolchains/cc_toolchain_info.bzl
+++ b/cc/toolchains/cc_toolchain_info.bzl
@@ -122,6 +122,7 @@ FeatureInfo = provider(
 
 FeatureImplyabilityInfo = provider(
     doc = "Provider used to constrain which kinds of features can be implied",
+    fields = {},
 )
 
 FeatureSetInfo = provider(
diff --git a/cc/toolchains/impl/external_feature.bzl b/cc/toolchains/impl/external_feature.bzl
index 5a62e0c..1eee819 100644
--- a/cc/toolchains/impl/external_feature.bzl
+++ b/cc/toolchains/impl/external_feature.bzl
@@ -70,7 +70,7 @@ cc_external_feature = rule(
             mandatory = True,
         ),
     },
-    provides = [FeatureInfo, FeatureSetInfo, FeatureConstraintInfo],
+    provides = [FeatureInfo, FeatureImplyabilityInfo, FeatureSetInfo, FeatureConstraintInfo],
     doc = """A declaration that a [feature](https://bazel.build/docs/cc-toolchain-config-reference#features) with this name is defined elsewhere.
 
 This rule communicates that a feature has been defined externally to make it possible to reference