diff --git a/app/build.gradle b/app/build.gradle
index 6c44cf82c..df47e1028 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -266,6 +266,7 @@ android {
                     'proguard/proguard-retrofit.pro',
                     'proguard/proguard-webrtc.pro',
                     'proguard/proguard-klinker.pro',
+                    'proguard/proguard-mobilecoin.pro',
                     'proguard/proguard-retrolambda.pro',
                     'proguard/proguard-okhttp.pro',
                     'proguard/proguard-ez-vcard.pro',
diff --git a/app/proguard/proguard-mobilecoin.pro b/app/proguard/proguard-mobilecoin.pro
new file mode 100644
index 000000000..3434207e8
--- /dev/null
+++ b/app/proguard/proguard-mobilecoin.pro
@@ -0,0 +1,2 @@
+# MobileCoin
+-keep class com.mobilecoin.** { *; }