diff --git a/src/root.zig b/src/root.zig
index 11bd944..8a04761 100644
--- a/src/root.zig
+++ b/src/root.zig
@@ -2619,7 +2619,7 @@ pub fn inverseDet(m: Mat, out_det: ?*F32x4) Mat {
         out_det.?.* = det;
     }
 
-    if (math.approxEqAbs(f32, det[0], 0.0, math.floatEps(f32))) {
+    if (math.approxEqAbs(f64, det[0], 0.0, math.floatEps(f64))) {
         return .{
             f32x4(0.0, 0.0, 0.0, 0.0),
             f32x4(0.0, 0.0, 0.0, 0.0),