diff --git a/android/guava/src/com/google/common/base/Throwables.java b/android/guava/src/com/google/common/base/Throwables.java
index 852cc5f334f1..bd4b5cb4f42e 100644
--- a/android/guava/src/com/google/common/base/Throwables.java
+++ b/android/guava/src/com/google/common/base/Throwables.java
@@ -399,7 +399,7 @@ public static List<StackTraceElement> lazyStackTrace(Throwable throwable) {
   @Beta
   @GwtIncompatible // getStackTraceElementMethod
   public static boolean lazyStackTraceIsLazy() {
-    return getStackTraceElementMethod != null & getStackTraceDepthMethod != null;
+    return getStackTraceElementMethod != null && getStackTraceDepthMethod != null;
   }
 
   @GwtIncompatible // invokeAccessibleNonThrowingMethod
diff --git a/guava/src/com/google/common/base/Throwables.java b/guava/src/com/google/common/base/Throwables.java
index 852cc5f334f1..bd4b5cb4f42e 100644
--- a/guava/src/com/google/common/base/Throwables.java
+++ b/guava/src/com/google/common/base/Throwables.java
@@ -399,7 +399,7 @@ public static List<StackTraceElement> lazyStackTrace(Throwable throwable) {
   @Beta
   @GwtIncompatible // getStackTraceElementMethod
   public static boolean lazyStackTraceIsLazy() {
-    return getStackTraceElementMethod != null & getStackTraceDepthMethod != null;
+    return getStackTraceElementMethod != null && getStackTraceDepthMethod != null;
   }
 
   @GwtIncompatible // invokeAccessibleNonThrowingMethod