diff --git a/src/main/java/com/android/tools/r8/D8.java b/src/main/java/com/android/tools/r8/D8.java
index 99ac5e2..d9c37c0 100644
--- a/src/main/java/com/android/tools/r8/D8.java
+++ b/src/main/java/com/android/tools/r8/D8.java
@@ -55,7 +55,7 @@
  */
 public final class D8 {
 
-  private static final String VERSION = "v0.1.19";
+  private static final String VERSION = "v0.1.20";
   private static final int STATUS_ERROR = 1;
 
   private D8() {}
diff --git a/src/main/java/com/android/tools/r8/GenerateMainDexList.java b/src/main/java/com/android/tools/r8/GenerateMainDexList.java
index 66415ec..77917af 100644
--- a/src/main/java/com/android/tools/r8/GenerateMainDexList.java
+++ b/src/main/java/com/android/tools/r8/GenerateMainDexList.java
@@ -28,7 +28,7 @@
 import java.util.stream.Collectors;
 
 public class GenerateMainDexList {
-  private static final String VERSION = "v0.1.19";
+  private static final String VERSION = "v0.1.20";
   private final Timing timing = new Timing("maindex");
   private final InternalOptions options;
 
diff --git a/src/main/java/com/android/tools/r8/R8.java b/src/main/java/com/android/tools/r8/R8.java
index 0a16436..3378afa 100644
--- a/src/main/java/com/android/tools/r8/R8.java
+++ b/src/main/java/com/android/tools/r8/R8.java
@@ -71,7 +71,7 @@
 
 public class R8 {
 
-  private static final String VERSION = "v0.1.19";
+  private static final String VERSION = "v0.1.20";
   private final Timing timing = new Timing("R8");
   private final InternalOptions options;
 
diff --git a/src/main/java/com/android/tools/r8/utils/InternalOptions.java b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
index 80ab396..5d8c115 100644
--- a/src/main/java/com/android/tools/r8/utils/InternalOptions.java
+++ b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
@@ -363,6 +363,6 @@
   //
   // https://android.googlesource.com/platform/dalvik/+/ics-mr0/vm/mterp/out/InterpAsm-x86-atom.S#25106
   public boolean canUseFilledNewArrayOfObjects() {
-    return minApiLevel >= AndroidApiLevel.K.getLevel();
+    return minApiLevel >= Constants.ANDROID_K_API;
   }
 }