diff --git a/src/main/java/com/google/devtools/build/lib/bazel/rules/android/BazelAndroidSemantics.java b/src/main/java/com/google/devtools/build/lib/bazel/rules/android/BazelAndroidSemantics.java
index 61c73e10cb8ee2..77f5f99171f465 100644
--- a/src/main/java/com/google/devtools/build/lib/bazel/rules/android/BazelAndroidSemantics.java
+++ b/src/main/java/com/google/devtools/build/lib/bazel/rules/android/BazelAndroidSemantics.java
@@ -102,7 +102,8 @@ public AndroidBinary.DexPostprocessingOutput postprocessClassesDexZip(
       NestedSetBuilder<Artifact> filesBuilder,
       Artifact classesDexZip,
       ProguardOutput proguardOutput,
-      Artifact proguardMapOutput)
+      Artifact proguardMapOutput,
+      Artifact mainDexList)
       throws InterruptedException {
     return AndroidBinary.DexPostprocessingOutput.create(classesDexZip, proguardOutput.getMapping());
   }
diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidBinary.java b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidBinary.java
index 6997f7c42e9616..7b7202867d0202 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidBinary.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidBinary.java
@@ -599,7 +599,8 @@ public static RuleConfiguredTargetBuilder createAndroidBinary(
             filesBuilder,
             dexingOutput.classesDexZip,
             proguardOutput,
-            postProcessingOutputMap);
+            postProcessingOutputMap,
+            dexingOutput.mainDexList);
 
     // Compute the final DEX files by appending Java 8 legacy .dex if used.
     Artifact finalClassesDex;
@@ -1241,12 +1242,19 @@ static final class DexingOutput {
     private final Artifact classesDexZip;
     final Artifact javaResourceJar;
     final ImmutableList<Artifact> shardDexZips;
+    // This is not technically and output of dexing, but the processed main dex list that was used
+    // in dexing.
+    final Artifact mainDexList;
 
     private DexingOutput(
-        Artifact classesDexZip, Artifact javaResourceJar, ImmutableList<Artifact> shardDexZips) {
+        Artifact classesDexZip,
+        Artifact javaResourceJar,
+        ImmutableList<Artifact> shardDexZips,
+        Artifact mainDexList) {
       this.classesDexZip = classesDexZip;
       this.javaResourceJar = javaResourceJar;
       this.shardDexZips = Preconditions.checkNotNull(shardDexZips);
+      this.mainDexList = mainDexList;
     }
   }
 
@@ -1398,7 +1406,7 @@ private static DexingOutput dex(
         // for other multidex modes.
         javaResourceJar = javaResourceSourceJar;
       }
-      return new DexingOutput(classesDex, javaResourceJar, shardDexes);
+      return new DexingOutput(classesDex, javaResourceJar, shardDexes, mainDexList);
     } else {
       if (usesDexArchives) {
         createIncrementalDexingActions(
@@ -1430,7 +1438,8 @@ private static DexingOutput dex(
             mainDexList);
         createCleanDexZipAction(ruleContext, classesDexIntermediate, classesDex);
       }
-      return new DexingOutput(classesDex, javaResourceSourceJar, ImmutableList.of(classesDex));
+      return new DexingOutput(
+          classesDex, javaResourceSourceJar, ImmutableList.of(classesDex), mainDexList);
     }
   }
 
diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidSemantics.java b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidSemantics.java
index e02b607dfd66ae..23ce7cf208dd6d 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidSemantics.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidSemantics.java
@@ -123,7 +123,8 @@ AndroidBinary.DexPostprocessingOutput postprocessClassesDexZip(
       NestedSetBuilder<Artifact> filesBuilder,
       Artifact classesDexZip,
       ProguardOutput proguardOutput,
-      Artifact proguardMapOutput)
+      Artifact proguardMapOutput,
+      Artifact mainDexList)
       throws InterruptedException;
 
   default AndroidDataContext makeContextForNative(RuleContext ruleContext) {