diff --git a/oss-licenses-plugin/src/main/groovy/com/google/android/gms/oss/licenses/plugin/LicensesTask.groovy b/oss-licenses-plugin/src/main/groovy/com/google/android/gms/oss/licenses/plugin/LicensesTask.groovy
index 3df808a3..408782a1 100644
--- a/oss-licenses-plugin/src/main/groovy/com/google/android/gms/oss/licenses/plugin/LicensesTask.groovy
+++ b/oss-licenses-plugin/src/main/groovy/com/google/android/gms/oss/licenses/plugin/LicensesTask.groovy
@@ -138,6 +138,10 @@ class LicensesTask extends DefaultTask {
     }
 
     protected void addGooglePlayServiceLicenses(File artifactFile) {
+        if (artifactFile.isDirectory()) {
+            return
+        }
+
         ZipFile licensesZip = new ZipFile(artifactFile)
         JsonSlurper jsonSlurper = new JsonSlurper()
 
diff --git a/oss-licenses-plugin/src/test/java/com/google/android/gms/oss/licenses/plugin/LicensesTaskTest.java b/oss-licenses-plugin/src/test/java/com/google/android/gms/oss/licenses/plugin/LicensesTaskTest.java
index 18c72aec..66f63a8c 100644
--- a/oss-licenses-plugin/src/test/java/com/google/android/gms/oss/licenses/plugin/LicensesTaskTest.java
+++ b/oss-licenses-plugin/src/test/java/com/google/android/gms/oss/licenses/plugin/LicensesTaskTest.java
@@ -282,6 +282,15 @@ public void testAddGooglePlayServiceLicenses_withoutDuplicate() throws IOExcepti
     assertTrue(licensesTask.licensesMap.containsKey("JSR 305"));
   }
 
+  @Test
+  public void testAddGooglePlayServiceLicenses_artifactLocationIsDirectory() throws IOException {
+    try {
+      licensesTask.addGooglePlayServiceLicenses(licensesTask.getOutputDir());
+    } catch (Exception e) {
+      fail("This test should not throw an Exception.");
+    }
+  }
+
   @Test
   public void testAppendLicense() throws IOException {
     licensesTask.appendLicense("license1", "test".getBytes(UTF_8));