diff --git a/FlagsmithClient/consumer-rules.pro b/FlagsmithClient/consumer-rules.pro
index 2def6ea..1a2e7d0 100644
--- a/FlagsmithClient/consumer-rules.pro
+++ b/FlagsmithClient/consumer-rules.pro
@@ -2,3 +2,47 @@
 -keep class com.flagsmith.entities.** {
     <fields>;
 }
+
+# Retrofit Proguard rules to prevent crashes when using Proguard/R8
+# Keep Retrofit interfaces and their methods from being obfuscated
+-if interface * { @retrofit2.http.* <methods>; }
+-keep,allowobfuscation interface <1>
+
+# Keep Retrofit Call and Response classes
+-keep,allowobfuscation,allowshrinking interface retrofit2.Call
+-keep,allowobfuscation,allowshrinking class retrofit2.Response
+
+# Keep Retrofit annotations
+-keep class retrofit2.** { *; }
+
+# Keep Retrofit converter classes
+-keep class * extends retrofit2.Converter$Factory
+
+# Keep Retrofit call adapter classes
+-keep class * extends retrofit2.CallAdapter$Factory
+
+# Keep Retrofit service interfaces
+-keep interface * extends retrofit2.Call
+
+# Keep Retrofit HTTP annotations
+-keepclassmembers,allowshrinking,allowobfuscation interface * {
+    @retrofit2.http.* <methods>;
+}
+
+# Keep Retrofit service method parameters and return types
+-keepclassmembers,allowshrinking,allowobfuscation interface * {
+    <methods>;
+}
+
+# Keep Retrofit service interfaces used by Flagsmith
+-keep interface com.flagsmith.internal.FlagsmithRetrofitService { *; }
+
+# Keep OkHttp classes used by Retrofit
+-keep class okhttp3.** { *; }
+-keep interface okhttp3.** { *; }
+
+# Keep Gson classes used by Retrofit converter
+-keep class com.google.gson.** { *; }
+-keep class * implements com.google.gson.TypeAdapterFactory
+-keep class * implements com.google.gson.JsonSerializer
+-keep class * implements com.google.gson.JsonDeserializer
\ No newline at end of file