diff --git a/moshi/src/main/resources/META-INF/proguard/moshi.pro b/moshi/src/main/resources/META-INF/proguard/moshi.pro
index 7f5aa7c..30febf7 100644
--- a/moshi/src/main/resources/META-INF/proguard/moshi.pro
+++ b/moshi/src/main/resources/META-INF/proguard/moshi.pro
@@ -22,3 +22,28 @@
     <init>(...);
     <fields>;
 }
+-if @com.squareup.moshi.JsonClass class **$*
+-keep class <1>_<2>JsonAdapter {
+    <init>(...);
+    <fields>;
+}
+-if @com.squareup.moshi.JsonClass class **$*$*
+-keep class <1>_<2>_<3>JsonAdapter {
+    <init>(...);
+    <fields>;
+}
+-if @com.squareup.moshi.JsonClass class **$*$*$*
+-keep class <1>_<2>_<3>_<4>JsonAdapter {
+    <init>(...);
+    <fields>;
+}
+-if @com.squareup.moshi.JsonClass class **$*$*$*$*
+-keep class <1>_<2>_<3>_<4>_<5>JsonAdapter {
+    <init>(...);
+    <fields>;
+}
+-if @com.squareup.moshi.JsonClass class **$*$*$*$*$*
+-keep class <1>_<2>_<3>_<4>_<5>_<6>JsonAdapter {
+    <init>(...);
+    <fields>;
+}