diff --git a/tutorials/Polygons/app/build.gradle b/tutorials/Polygons/app/build.gradle
index 68feb307..6f9692d5 100644
--- a/tutorials/Polygons/app/build.gradle
+++ b/tutorials/Polygons/app/build.gradle
@@ -22,7 +22,7 @@ android {
 
 
 repositories {
-    maven { url "/Users/sarahmaddox/Development/devrelgit-projects/tut-polygons/maps/tutorials/Polygons/app/libs/"}
+    maven { url "/Users/sarahmaddox/Development/devrelgit-projects/tut-polygon/maps/tutorials/Polygons/app/libs/"}
 }
 
 dependencies {
diff --git a/tutorials/Polygons/app/src/main/java/com/example/polygons/PolygonActivity.java b/tutorials/Polygons/app/src/main/java/com/example/polygons/PolygonActivity.java
index dbf8e7ca..bd699be8 100644
--- a/tutorials/Polygons/app/src/main/java/com/example/polygons/PolygonActivity.java
+++ b/tutorials/Polygons/app/src/main/java/com/example/polygons/PolygonActivity.java
@@ -134,7 +134,7 @@ public class PolygonActivity extends AppCompatActivity implements
                 // Use a custom bitmap as the cap at one end of the line.
                 polyline.setEndCap(
                         new CustomCap(BitmapDescriptorFactory.fromResource(R.drawable.ic_arrow_black_48dp),
-                                16));
+                                10));
                 break;
             case "B":
                 // Use a round cap at the end of the line.
diff --git a/tutorials/Polygons/app/src/main/res/drawable-hdpi/ic_arrow_black_48dp.png b/tutorials/Polygons/app/src/main/res/drawable-hdpi/ic_arrow_black_48dp.png
deleted file mode 100644
index 2b5acec6..00000000
Binary files a/tutorials/Polygons/app/src/main/res/drawable-hdpi/ic_arrow_black_48dp.png and /dev/null differ
diff --git a/tutorials/Polygons/app/src/main/res/drawable-mdpi/ic_arrow_black_48dp.png b/tutorials/Polygons/app/src/main/res/drawable-nodpi/ic_arrow_black_48dp.png
similarity index 100%
rename from tutorials/Polygons/app/src/main/res/drawable-mdpi/ic_arrow_black_48dp.png
rename to tutorials/Polygons/app/src/main/res/drawable-nodpi/ic_arrow_black_48dp.png
diff --git a/tutorials/Polygons/app/src/main/res/drawable-xhdpi/ic_arrow_black_48dp.png b/tutorials/Polygons/app/src/main/res/drawable-xhdpi/ic_arrow_black_48dp.png
deleted file mode 100644
index 94fe0f03..00000000
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diff --git a/tutorials/Polygons/app/src/main/res/drawable-xxhdpi/ic_arrow_black_48dp.png b/tutorials/Polygons/app/src/main/res/drawable-xxhdpi/ic_arrow_black_48dp.png
deleted file mode 100644
index 993d0ed8..00000000
Binary files a/tutorials/Polygons/app/src/main/res/drawable-xxhdpi/ic_arrow_black_48dp.png and /dev/null differ
diff --git a/tutorials/Polygons/app/src/main/res/drawable-xxxhdpi/ic_arrow_black_48dp.png b/tutorials/Polygons/app/src/main/res/drawable-xxxhdpi/ic_arrow_black_48dp.png
deleted file mode 100644
index 35e48843..00000000
Binary files a/tutorials/Polygons/app/src/main/res/drawable-xxxhdpi/ic_arrow_black_48dp.png and /dev/null differ