diff --git a/src/audio_provider_ffmpegsource.cpp b/src/audio_provider_ffmpegsource.cpp
index 606d5b415..b3ad702b0 100644
--- a/src/audio_provider_ffmpegsource.cpp
+++ b/src/audio_provider_ffmpegsource.cpp
@@ -126,10 +126,8 @@ void FFmpegSourceAudioProvider::LoadAudio(agi::fs::path const& filename) {
 
 	// reindex if the error handling mode has changed
 	FFMS_IndexErrorHandling ErrorHandling = GetErrorHandlingMode();
-#if FFMS_VERSION >= ((2 << 24) | (17 << 16) | (2 << 8) | 0)
 	if (Index && FFMS_GetErrorHandling(Index) != ErrorHandling)
 		Index = nullptr;
-#endif
 
 	// moment of truth
 	if (!Index) {
@@ -167,7 +165,6 @@ void FFmpegSourceAudioProvider::LoadAudio(agi::fs::path const& filename) {
 			throw agi::AudioProviderError("unknown or unsupported sample format");
 	}
 
-#if FFMS_VERSION >= ((2 << 24) | (17 << 16) | (4 << 8) | 0)
 	if (channels > 1 || bytes_per_sample != 2) {
 		std::unique_ptr<FFMS_ResampleOptions, decltype(&FFMS_DestroyResampleOptions)>
 			opt(FFMS_CreateResampleOptions(AudioSource), FFMS_DestroyResampleOptions);
@@ -181,7 +178,6 @@ void FFmpegSourceAudioProvider::LoadAudio(agi::fs::path const& filename) {
 			float_samples = false;
 		}
 	}
-#endif
 }
 
 }
diff --git a/src/ffmpegsource_common.cpp b/src/ffmpegsource_common.cpp
index db167e415..3ffa7f4fb 100644
--- a/src/ffmpegsource_common.cpp
+++ b/src/ffmpegsource_common.cpp
@@ -50,20 +50,6 @@
 #include <wx/intl.h>
 #include <wx/choicdlg.h>
 
-#if FFMS_VERSION < ((2 << 24) | (22 << 16) | (0 << 8) | 0)
-enum {
-	FFMS_LOG_QUIET = -8,
-	FFMS_LOG_PANIC = 0,
-	FFMS_LOG_FATAL = 8,
-	FFMS_LOG_ERROR = 16,
-	FFMS_LOG_WARNING = 24,
-	FFMS_LOG_INFO = 32,
-	FFMS_LOG_VERBOSE = 40,
-	FFMS_LOG_DEBUG = 48,
-	FFMS_LOG_TRACE = 56
-};
-#endif
-
 FFmpegSourceProvider::FFmpegSourceProvider(agi::BackgroundRunner *br)
 : br(br)
 {
@@ -95,7 +81,6 @@ FFMS_Index *FFmpegSourceProvider::DoIndexing(FFMS_Indexer *Indexer,
 			ps->SetProgress(Current, Total);
 			return ps->IsCancelled();
 		};
-#if FFMS_VERSION >= ((2 << 24) | (21 << 16) | (0 << 8) | 0)
 		if (Track == TrackSelection::All)
 			FFMS_TrackTypeIndexSettings(Indexer, FFMS_TYPE_AUDIO, 1, 0);
 		else if (Track != TrackSelection::None)
@@ -103,15 +88,6 @@ FFMS_Index *FFmpegSourceProvider::DoIndexing(FFMS_Indexer *Indexer,
 		FFMS_TrackTypeIndexSettings(Indexer, FFMS_TYPE_VIDEO, 1, 0);
 		FFMS_SetProgressCallback(Indexer, callback, ps);
 		Index = FFMS_DoIndexing2(Indexer, IndexEH, &ErrInfo);
-#else
-		int Trackmask = 0;
-		if (Track == TrackSelection::All)
-			Trackmask = std::numeric_limits<int>::max();
-		else if (Track != TrackSelection::None)
-			Trackmask = 1 << static_cast<int>(Track);
-		Index = FFMS_DoIndexing(Indexer, Trackmask, 0,
-			nullptr, nullptr, IndexEH, callback, ps, &ErrInfo);
-#endif
 	});
 
 	if (Index == nullptr)
@@ -131,12 +107,6 @@ std::map<int, std::string> FFmpegSourceProvider::GetTracksOfType(FFMS_Indexer *I
 	std::map<int,std::string> TrackList;
 	int NumTracks = FFMS_GetNumTracksI(Indexer);
 
-	// older versions of ffms2 can't index audio tracks past 31
-#if FFMS_VERSION < ((2 << 24) | (21 << 16) | (0 << 8) | 0)
-	if (Type == FFMS_TYPE_AUDIO)
-		NumTracks = std::min(NumTracks, std::numeric_limits<int>::digits);
-#endif
-
 	for (int i=0; i<NumTracks; i++) {
 		if (FFMS_GetTrackTypeI(Indexer, i) == Type) {
 			if (auto CodecName = FFMS_GetCodecNameI(Indexer, i))
diff --git a/src/video_provider_ffmpegsource.cpp b/src/video_provider_ffmpegsource.cpp
index 54516992b..0b4853c21 100644
--- a/src/video_provider_ffmpegsource.cpp
+++ b/src/video_provider_ffmpegsource.cpp
@@ -90,7 +90,6 @@ public:
 	void GetFrame(int n, VideoFrame &out) override;
 
 	void SetColorSpace(std::string const& matrix) override {
-#if FFMS_VERSION >= ((2 << 24) | (17 << 16) | (1 << 8) | 0)
 		if (matrix == ColorSpace) return;
 		if (matrix == RealColorSpace)
 			FFMS_SetInputFormatV(VideoSource, CS, CR, FFMS_GetPixFmt(""), nullptr);
@@ -99,7 +98,6 @@ public:
 		else
 			return;
 		ColorSpace = matrix;
-#endif
 	}
 
 	int GetFrameCount() const override             { return VideoInfo->NumFrames; }
@@ -223,10 +221,6 @@ void FFmpegSourceVideoProvider::LoadVideo(agi::fs::path const& filename, std::st
 
 	// set thread count
 	int Threads = OPT_GET("Provider/Video/FFmpegSource/Decoding Threads")->GetInt();
-#if FFMS_VERSION < ((2 << 24) | (30 << 16) | (0 << 8) | 0)
-	if (FFMS_GetVersion() < ((2 << 24) | (17 << 16) | (2 << 8) | 1) && FFMS_GetSourceType(Index) == FFMS_SOURCE_LAVF)
-		Threads = 1;
-#endif
 
 	// set seekmode
 	// TODO: give this its own option?
@@ -261,7 +255,6 @@ void FFmpegSourceVideoProvider::LoadVideo(agi::fs::path const& filename, std::st
 		CS = Width > 1024 || Height >= 600 ? AGI_CS_BT709 : AGI_CS_BT470BG;
 	RealColorSpace = ColorSpace = colormatrix_description(CS, CR);
 
-#if FFMS_VERSION >= ((2 << 24) | (17 << 16) | (1 << 8) | 0)
 	if (CS != AGI_CS_RGB && CS != AGI_CS_BT470BG && ColorSpace != colormatrix && colormatrix == "TV.601") {
 		CS = AGI_CS_BT470BG;
 		ColorSpace = colormatrix_description(CS, CR);
@@ -271,7 +264,6 @@ void FFmpegSourceVideoProvider::LoadVideo(agi::fs::path const& filename, std::st
 		if (FFMS_SetInputFormatV(VideoSource, CS, CR, FFMS_GetPixFmt(""), &ErrInfo))
 			throw VideoOpenError(std::string("Failed to set input format: ") + ErrInfo.Buffer);
 	}
-#endif
 
 	const int TargetFormat[] = { FFMS_GetPixFmt("bgra"), -1 };
 	if (FFMS_SetOutputFormatV2(VideoSource, TargetFormat, Width, Height, FFMS_RESIZER_BICUBIC, &ErrInfo))