diff --git a/src/commonMain/kotlin/com/ioki/lokalise/api/models/RetrievedProcess.kt b/src/commonMain/kotlin/com/ioki/lokalise/api/models/RetrievedProcess.kt
index 5f7fabd..59b497e 100644
--- a/src/commonMain/kotlin/com/ioki/lokalise/api/models/RetrievedProcess.kt
+++ b/src/commonMain/kotlin/com/ioki/lokalise/api/models/RetrievedProcess.kt
@@ -29,7 +29,7 @@ data class RetrievedProcess(
                 @SerialName("status") val status: String,
                 @SerialName("message") val message: String,
                 @SerialName("name_original") val nameOriginal: String,
-                @SerialName("name_custom") val nameCustom: String,
+                @SerialName("name_custom") val nameCustom: String?,
                 @SerialName("word_count_total") val wordCountTotal: Int,
                 @SerialName("key_count_total") val keyCountTotal: Int,
                 @SerialName("key_count_inserted") val keyCountInserted: Int,