diff --git a/crates/pptx/src/read/dml.rs b/crates/pptx/src/read/dml.rs
index 5076c3761..11949be56 100644
--- a/crates/pptx/src/read/dml.rs
+++ b/crates/pptx/src/read/dml.rs
@@ -23,6 +23,10 @@ pub fn pct(e: &El, name: &str) -> Option<f64> {
     e.f64(name).map(|v| v / 100_000.0)
 }
 
+fn bullet_size_points(value: Option<&str>) -> Option<f64> {
+    value.and_then(|v| v.trim().parse::<u32>().ok()).filter(|v| (100..=400_000).contains(v)).map(|v| v as f64 / 100.0)
+}
+
 /// 1/60 000 degree → degrees.
 pub fn ang(e: &El, name: &str) -> Option<f64> {
     e.f64(name).map(|v| v / 60_000.0)
@@ -438,8 +442,7 @@ pub fn ppr(imp: &mut Imp, part: &Part, p: &El) -> (Option<u8>, ParaProps, Option
             }
             "buSzPts" => {
                 pp.bullet_size = None;
-                pp.bullet_size_points =
-                    e.attr("val").and_then(|v| v.parse::<u32>().ok()).filter(|v| (100..=400_000).contains(v)).map(|v| v as f64 / 100.0);
+                pp.bullet_size_points = bullet_size_points(e.attr("val"));
             }
             "tabLst" => {
                 pp.tabs = Some(
@@ -676,6 +679,13 @@ mod tests {
         assert_eq!(color(&d.root).unwrap().base, ColorBase::Rgb { rgb: Rgba::rgb(255, 0, 0) });
     }
 
+    #[test]
+    fn bullet_point_size_trims_schema_whitespace() {
+        let d = parse(br#"<a:buSzPts xmlns:a="x" val=" 1400 "/>"#).unwrap();
+        assert_eq!(bullet_size_points(d.root.attr("val")), Some(14.0));
+        assert_eq!(bullet_size_points(Some("1400")), Some(14.0));
+    }
+
     #[test]
     fn body_props() {
         let d = parse(br#"<a:bodyPr lIns="91440" anchor="ctr" wrap="none" vert="vert270" numCol="2"><a:normAutofit fontScale="62500" lnSpcReduction="20000"/></a:bodyPr>"#).unwrap();