diff --git a/src/com/android/dialer/calllog/ContactInfoHelper.java b/src/com/android/dialer/calllog/ContactInfoHelper.java
index 6e84a92..b0ef0ab 100644
--- a/src/com/android/dialer/calllog/ContactInfoHelper.java
+++ b/src/com/android/dialer/calllog/ContactInfoHelper.java
@@ -224,6 +224,8 @@
             if (cursor != null && cursor.moveToFirst()) {
                 return cursor.getString(PhoneQuery.NAME_ALTERNATIVE);
             }
+        } catch (IllegalArgumentException e) {
+            // Avoid dialer crash when lookup key is not valid
         } finally {
             if (cursor != null) {
                 cursor.close();