diff --git a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsync.kt b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsync.kt
index bb5f89ec..4580d724 100644
--- a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsync.kt
+++ b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsync.kt
@@ -83,6 +83,4 @@ interface DisputeServiceAsync {
         params: DisputeRetrieveEvidenceParams,
         requestOptions: RequestOptions = RequestOptions.none()
     ): DisputeEvidence
-
-    suspend fun uploadEvidence(disputeToken: String, file: ByteArray)
 }
diff --git a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsyncImpl.kt b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsyncImpl.kt
index 7e0c5cf3..a688e0c6 100644
--- a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsyncImpl.kt
+++ b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/async/DisputeServiceAsyncImpl.kt
@@ -8,7 +8,6 @@ import com.lithic.api.core.http.HttpMethod
 import com.lithic.api.core.http.HttpRequest
 import com.lithic.api.core.http.HttpResponse.Handler
 import com.lithic.api.errors.LithicError
-import com.lithic.api.errors.LithicInvalidDataException
 import com.lithic.api.models.Dispute
 import com.lithic.api.models.DisputeCreateParams
 import com.lithic.api.models.DisputeDeleteEvidenceParams
@@ -22,11 +21,9 @@ import com.lithic.api.models.DisputeListParams
 import com.lithic.api.models.DisputeRetrieveEvidenceParams
 import com.lithic.api.models.DisputeRetrieveParams
 import com.lithic.api.models.DisputeUpdateParams
-import com.lithic.api.services.emptyHandler
 import com.lithic.api.services.errorHandler
 import com.lithic.api.services.json
 import com.lithic.api.services.jsonHandler
-import com.lithic.api.services.multipartFormData
 import com.lithic.api.services.withErrorHandler
 
 class DisputeServiceAsyncImpl
@@ -306,24 +303,4 @@ constructor(
                 }
         }
     }
-
-    override suspend fun uploadEvidence(disputeToken: String, file: ByteArray) {
-        val initiateParams =
-            DisputeInitiateEvidenceUploadParams.builder().disputeToken(disputeToken).build()
-        val initiateResponse = initiateEvidenceUpload(initiateParams)
-
-        val uploadUrl =
-            initiateResponse.uploadUrl()
-                ?: throw LithicInvalidDataException("Missing 'upload_url' from response payload")
-
-        val uploadRequest =
-            HttpRequest.builder()
-                .method(HttpMethod.PUT)
-                .url(uploadUrl)
-                .body(multipartFormData(mapOf("file" to file)))
-                .build()
-        clientOptions.httpClient.executeAsync(uploadRequest).let { response ->
-            response.let { emptyHandler().handle(it) }
-        }
-    }
 }
diff --git a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeService.kt b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeService.kt
index 0b947b78..a03447f1 100644
--- a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeService.kt
+++ b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeService.kt
@@ -83,6 +83,4 @@ interface DisputeService {
         params: DisputeRetrieveEvidenceParams,
         requestOptions: RequestOptions = RequestOptions.none()
     ): DisputeEvidence
-
-    fun uploadEvidence(disputeToken: String, file: ByteArray)
 }
diff --git a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeServiceImpl.kt b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeServiceImpl.kt
index 69aa16de..f7bc8aaf 100644
--- a/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeServiceImpl.kt
+++ b/lithic-kotlin-core/src/main/kotlin/com/lithic/api/services/blocking/DisputeServiceImpl.kt
@@ -8,7 +8,6 @@ import com.lithic.api.core.http.HttpMethod
 import com.lithic.api.core.http.HttpRequest
 import com.lithic.api.core.http.HttpResponse.Handler
 import com.lithic.api.errors.LithicError
-import com.lithic.api.errors.LithicInvalidDataException
 import com.lithic.api.models.Dispute
 import com.lithic.api.models.DisputeCreateParams
 import com.lithic.api.models.DisputeDeleteEvidenceParams
@@ -22,11 +21,9 @@ import com.lithic.api.models.DisputeListParams
 import com.lithic.api.models.DisputeRetrieveEvidenceParams
 import com.lithic.api.models.DisputeRetrieveParams
 import com.lithic.api.models.DisputeUpdateParams
-import com.lithic.api.services.emptyHandler
 import com.lithic.api.services.errorHandler
 import com.lithic.api.services.json
 import com.lithic.api.services.jsonHandler
-import com.lithic.api.services.multipartFormData
 import com.lithic.api.services.withErrorHandler
 
 class DisputeServiceImpl
@@ -291,24 +288,4 @@ constructor(
                 }
         }
     }
-
-    override fun uploadEvidence(disputeToken: String, file: ByteArray) {
-        val initiateParams =
-            DisputeInitiateEvidenceUploadParams.builder().disputeToken(disputeToken).build()
-        val initiateResponse = initiateEvidenceUpload(initiateParams)
-
-        val uploadUrl =
-            initiateResponse.uploadUrl()
-                ?: throw LithicInvalidDataException("Missing 'upload_url' from response payload")
-
-        val uploadRequest =
-            HttpRequest.builder()
-                .method(HttpMethod.PUT)
-                .url(uploadUrl)
-                .body(multipartFormData(mapOf("file" to file)))
-                .build()
-        clientOptions.httpClient.execute(uploadRequest).let { response ->
-            response.let { emptyHandler().handle(it) }
-        }
-    }
 }