diff --git a/mux/fmp4/src/fmp4mux/boxes.rs b/mux/fmp4/src/fmp4mux/boxes.rs
index 5d9ff433..fc4a21ea 100644
--- a/mux/fmp4/src/fmp4mux/boxes.rs
+++ b/mux/fmp4/src/fmp4mux/boxes.rs
@@ -629,7 +629,7 @@ fn write_tkhd(
 
     // Width/height
     match s.name() {
-        "video/x-h264" | "video/x-h265" | "video/x-vp9" | "image/jpeg" => {
+        "video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
             let width = s.get::<i32>("width").context("video caps without width")? as u32;
             let height = s
                 .get::<i32>("height")
@@ -739,7 +739,7 @@ fn write_hdlr(
 
     let s = stream.caps.structure(0).unwrap();
     let (handler_type, name) = match s.name() {
-        "video/x-h264" | "video/x-h265" | "video/x-vp9" | "image/jpeg" => {
+        "video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
             (b"vide", b"VideoHandler\0".as_slice())
         }
         "audio/mpeg" | "audio/x-opus" | "audio/x-alaw" | "audio/x-mulaw" | "audio/x-adpcm" => {
@@ -769,7 +769,7 @@ fn write_minf(
     let s = stream.caps.structure(0).unwrap();
 
     match s.name() {
-        "video/x-h264" | "video/x-h265" | "video/x-vp9" | "image/jpeg" => {
+        "video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
             // Flags are always 1 for unspecified reasons
             write_full_box(v, b"vmhd", FULL_BOX_VERSION_0, 1, |v| write_vmhd(v, cfg))?
         }
@@ -880,7 +880,7 @@ fn write_stsd(
 
     let s = stream.caps.structure(0).unwrap();
     match s.name() {
-        "video/x-h264" | "video/x-h265" | "video/x-vp9" | "image/jpeg" => {
+        "video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
             write_visual_sample_entry(v, cfg, stream)?
         }
         "audio/mpeg" | "audio/x-opus" | "audio/x-alaw" | "audio/x-mulaw" | "audio/x-adpcm" => {
@@ -933,6 +933,7 @@ fn write_visual_sample_entry(
             }
         }
         "image/jpeg" => b"jpeg",
+        "video/x-vp8" => b"vp08",
         "video/x-vp9" => b"vp09",
         _ => unreachable!(),
     };
@@ -1065,7 +1066,7 @@ fn write_visual_sample_entry(
                     Ok(())
                 })?;
             }
-            "image/jpeg" => {
+            "video/x-vp8" | "image/jpeg" => {
                 // Nothing to do here
             }
             _ => unreachable!(),
diff --git a/mux/fmp4/src/fmp4mux/imp.rs b/mux/fmp4/src/fmp4mux/imp.rs
index ae246ea3..d7b51bec 100644
--- a/mux/fmp4/src/fmp4mux/imp.rs
+++ b/mux/fmp4/src/fmp4mux/imp.rs
@@ -2410,6 +2410,9 @@ impl FMP4Mux {
                     }
                     delta_frames = DeltaFrames::Bidirectional;
                 }
+                "video/x-vp8" => {
+                    delta_frames = DeltaFrames::PredictiveOnly;
+                }
                 "video/x-vp9" => {
                     if !s.has_field_with_type("colorimetry", str::static_type()) {
                         gst::error!(CAT, obj: pad, "Received caps without colorimetry");
@@ -3266,6 +3269,10 @@ impl ElementImpl for ISOFMP4Mux {
                         .field("width", gst::IntRange::new(1, u16::MAX as i32))
                         .field("height", gst::IntRange::new(1, u16::MAX as i32))
                         .build(),
+                    gst::Structure::builder("video/x-vp8")
+                        .field("width", gst::IntRange::new(1, u16::MAX as i32))
+                        .field("height", gst::IntRange::new(1, u16::MAX as i32))
+                        .build(),
                     gst::Structure::builder("video/x-vp9")
                         .field("profile", gst::List::new(["0", "1", "2", "3"]))
                         .field("chroma-format", gst::List::new(["4:2:0", "4:2:2", "4:4:4"]))
@@ -3445,6 +3452,10 @@ impl ElementImpl for DASHMP4Mux {
                         .field("width", gst::IntRange::<i32>::new(1, u16::MAX as i32))
                         .field("height", gst::IntRange::<i32>::new(1, u16::MAX as i32))
                         .build(),
+                    gst::Structure::builder("video/x-vp8")
+                        .field("width", gst::IntRange::new(1, u16::MAX as i32))
+                        .field("height", gst::IntRange::new(1, u16::MAX as i32))
+                        .build(),
                     gst::Structure::builder("video/x-vp9")
                         .field("profile", gst::List::new(["0", "1", "2", "3"]))
                         .field("chroma-format", gst::List::new(["4:2:0", "4:2:2", "4:4:4"]))