diff --git a/src/index.js b/src/index.js
index 488d53c5..1b9bc430 100644
--- a/src/index.js
+++ b/src/index.js
@@ -351,8 +351,8 @@ class CopyPlugin {
             force: pattern.force,
           };
 
-          // If this came from a glob, add it to the file dependencies
-          if (pattern.fromType === "glob") {
+          // If this came from a glob or dir, add it to the file dependencies
+          if (pattern.fromType === "dir" || pattern.fromType === "glob") {
             compilation.fileDependencies.add(absoluteFilename);
 
             logger.debug(`added '${absoluteFilename}' as a file dependency`);
diff --git a/test/__snapshots__/CopyPlugin.test.js.snap b/test/__snapshots__/CopyPlugin.test.js.snap
index b37e63fc..6f28f0a0 100644
--- a/test/__snapshots__/CopyPlugin.test.js.snap
+++ b/test/__snapshots__/CopyPlugin.test.js.snap
@@ -176,6 +176,10 @@ exports[`CopyPlugin logging should logging when "from" is a directory: logs 1`]
 Object {
   "logs": Array [
     "added './fixtures/directory' as a context dependency",
+    "added './fixtures/directory/.dottedfile' as a file dependency",
+    "added './fixtures/directory/directoryfile.txt' as a file dependency",
+    "added './fixtures/directory/nested/deep-nested/deepnested.txt' as a file dependency",
+    "added './fixtures/directory/nested/nestedfile.txt' as a file dependency",
     "begin globbing './fixtures/directory/**/*'...",
     "determined './fixtures/directory' is a directory",
     "determined that './fixtures/directory/.dottedfile' should write to '.dottedfile'",