diff --git a/dexlib2/src/main/java/org/jf/dexlib2/analysis/MethodAnalyzer.java b/dexlib2/src/main/java/org/jf/dexlib2/analysis/MethodAnalyzer.java
index 41d9048c..7433d459 100644
--- a/dexlib2/src/main/java/org/jf/dexlib2/analysis/MethodAnalyzer.java
+++ b/dexlib2/src/main/java/org/jf/dexlib2/analysis/MethodAnalyzer.java
@@ -1549,7 +1549,6 @@ public class MethodAnalyzer {
         RegisterType objectRegisterType = getAndCheckSourceRegister(analyzedInstruction, objectRegister,
                 ReferenceOrUninitCategories);
         TypeProto objectRegisterTypeProto = objectRegisterType.type;
-        assert objectRegisterTypeProto != null;
 
         if (objectRegisterType.category == RegisterType.NULL) {
             return false;