diff --git a/src/Serval/src/Serval.Translation/Services/EngineService.cs b/src/Serval/src/Serval.Translation/Services/EngineService.cs
index 6c8c3059..ac275cfb 100644
--- a/src/Serval/src/Serval.Translation/Services/EngineService.cs
+++ b/src/Serval/src/Serval.Translation/Services/EngineService.cs
@@ -777,14 +777,29 @@ pretranslateFilter is not null
             Files = { source.Files.Select(Map) }
         };
 
-        if (trainOnChapters is not null)
-            corpus.TrainOnChapters.Add(trainOnChapters);
-        if (trainingFilter?.TextIds is not null)
-            corpus.TrainOnTextIds.Add(trainingFilter.TextIds);
-        if (pretranslateChapters is not null)
-            corpus.PretranslateChapters.Add(pretranslateChapters);
-        if (pretranslateFilter?.TextIds is not null)
-            corpus.PretranslateTextIds.Add(pretranslateFilter.TextIds);
+        if (trainingFilter is null)
+        {
+            corpus.TrainOnAll = true;
+        }
+        else
+        {
+            if (trainOnChapters is not null)
+                corpus.TrainOnChapters.Add(trainOnChapters);
+            if (trainingFilter?.TextIds is not null)
+                corpus.TrainOnTextIds.Add(trainingFilter.TextIds);
+        }
+
+        if (pretranslateFilter is null)
+        {
+            corpus.PretranslateAll = true;
+        }
+        else
+        {
+            if (pretranslateChapters is not null)
+                corpus.PretranslateChapters.Add(pretranslateChapters);
+            if (pretranslateFilter?.TextIds is not null)
+                corpus.PretranslateTextIds.Add(pretranslateFilter.TextIds);
+        }
 
         return corpus;
     }
diff --git a/src/Serval/test/Serval.E2ETests/ServalApiTests.cs b/src/Serval/test/Serval.E2ETests/ServalApiTests.cs
index 0589e53b..5bca5c05 100644
--- a/src/Serval/test/Serval.E2ETests/ServalApiTests.cs
+++ b/src/Serval/test/Serval.E2ETests/ServalApiTests.cs
@@ -137,8 +137,8 @@ public async Task NmtQueueMultiple()
             engineIds[i] = await _helperClient.CreateNewEngineAsync("Nmt", "es", "en", $"NMT1_{i}");
             string engineId = engineIds[i];
             string[] books = ["MAT.txt", "1JN.txt", "2JN.txt"];
-            await _helperClient.AddTextCorpusToEngineAsync(engineId, books, "es", "en", false);
-            await _helperClient.AddTextCorpusToEngineAsync(engineId, ["3JN.txt"], "es", "en", true);
+            await _helperClient.AddParallelTextCorpusToEngineAsync(engineId, books, "es", "en", false);
+            await _helperClient.AddParallelTextCorpusToEngineAsync(engineId, ["3JN.txt"], "es", "en", true);
             await _helperClient.StartBuildAsync(engineId);
             //Ensure that tasks are enqueued roughly in order
             await Task.Delay(1_000);
@@ -247,7 +247,7 @@ public async Task CircuitousRouteGetWordGraphAsync()
         Assert.That(ex.StatusCode, Is.EqualTo(409));
 
         //Add corpus
-        string cId = await _helperClient.AddTextCorpusToEngineAsync(
+        string cId = await _helperClient.AddParallelTextCorpusToEngineAsync(
             smtEngineId,
             ["2JN.txt", "3JN.txt"],
             "es",
@@ -259,10 +259,10 @@ public async Task CircuitousRouteGetWordGraphAsync()
         await _helperClient.BuildEngineAsync(smtEngineId);
 
         //Remove added corpus (shouldn't affect translation)
-        await _helperClient.TranslationEnginesClient.DeleteCorpusAsync(smtEngineId, cId, deleteFiles: false);
+        await _helperClient.TranslationEnginesClient.DeleteParallelCorpusAsync(smtEngineId, cId);
 
         // Add corpus
-        await _helperClient.AddTextCorpusToEngineAsync(
+        await _helperClient.AddParallelTextCorpusToEngineAsync(
             smtEngineId,
             ["1JN.txt", "2JN.txt", "3JN.txt"],
             "es",
diff --git a/src/Serval/test/Serval.E2ETests/ServalClientHelper.cs b/src/Serval/test/Serval.E2ETests/ServalClientHelper.cs
index 31c971e9..d64fb15a 100644
--- a/src/Serval/test/Serval.E2ETests/ServalClientHelper.cs
+++ b/src/Serval/test/Serval.E2ETests/ServalClientHelper.cs
@@ -295,7 +295,7 @@ bool pretranslate
         if (pretranslate)
         {
             TranslationBuildConfig.Pretranslate!.Add(
-                new PretranslateCorpusConfig { CorpusId = parallelCorpus.Id, TextIds = filesToAdd.ToList() }
+                new PretranslateCorpusConfig { ParallelCorpusId = parallelCorpus.Id, TextIds = filesToAdd.ToList() }
             );
         }