diff --git a/app/config/config.cpp b/app/config/config.cpp
index 6019fb159..750bb9a80 100644
--- a/app/config/config.cpp
+++ b/app/config/config.cpp
@@ -246,7 +246,7 @@ void Config::SetDefaults()
 	SetEntryInternal(QStringLiteral("DefaultSequenceInterlacing"),
 					 NodeValue::kInt, VideoParams::kInterlaceNone);
 	SetEntryInternal(QStringLiteral("DefaultSequenceAutoCache2"),
-					 NodeValue::kBoolean, false);
+					 NodeValue::kBoolean, true);
 	SetEntryInternal(QStringLiteral("DefaultSequenceAudioFrequency"),
 					 NodeValue::kInt, 48000);
 	SetEntryInternal(
diff --git a/app/node/output/viewer/viewer.cpp b/app/node/output/viewer/viewer.cpp
index c66525a45..91e5a394a 100644
--- a/app/node/output/viewer/viewer.cpp
+++ b/app/node/output/viewer/viewer.cpp
@@ -46,7 +46,7 @@ ViewerOutput::ViewerOutput(bool create_buffer_inputs,
 	: last_length_(0)
 	, video_length_(0)
 	, audio_length_(0)
-	, autocache_input_video_(false)
+	, autocache_input_video_(true)
 	, autocache_input_audio_(false)
 	, waveform_requests_enabled_(false)
 {