diff --git a/tests/testthat/_snaps/plot/single-value-group.svg b/tests/testthat/_snaps/plot/single-value-group.svg
index d696512..41e5f9a 100644
--- a/tests/testthat/_snaps/plot/single-value-group.svg
+++ b/tests/testthat/_snaps/plot/single-value-group.svg
@@ -185,7 +185,7 @@
 <polyline points='30.05,207.66 32.79,207.66 ' style='stroke-width: 1.07; stroke: #333333; stroke-linecap: butt;' />
 <polyline points='30.05,102.20 32.79,102.20 ' style='stroke-width: 1.07; stroke: #333333; stroke-linecap: butt;' />
 <text x='373.66' y='568.24' text-anchor='middle' style='font-size: 11.00px; font-family: sans;' textLength='26.28px' lengthAdjust='spacingAndGlyphs'>TIME</text>
-<text transform='translate(13.05,313.11) rotate(-90)' text-anchor='middle' style='font-size: 11.00px; font-family: sans;' textLength='277.64px' lengthAdjust='spacingAndGlyphs'>Observed/Simulated probabilities and associated 95% CI</text>
+<text transform='translate(13.05,313.11) rotate(-90)' text-anchor='middle' style='font-size: 11.00px; font-family: sans;' textLength='170.62px' lengthAdjust='spacingAndGlyphs'>Percentiles and associated 95% CI</text>
 <rect x='136.50' y='22.78' width='217.13' height='30.72' style='stroke-width: 1.07; stroke: none; fill: #FFFFFF;' />
 <text x='141.98' y='36.18' style='font-size: 10.00px; font-family: sans;' textLength='95.62px' lengthAdjust='spacingAndGlyphs'>Observed Percentiles</text>
 <text x='141.98' y='46.98' style='font-size: 10.00px; font-family: sans;' textLength='53.36px' lengthAdjust='spacingAndGlyphs'>(black lines)</text>