diff --git a/changelog.txt b/changelog.txt
index 5cf4e0ce..23f7d9d6 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -40,6 +40,7 @@ OPENSEADRAGON CHANGELOG
 * Enabled configuration of ImageLoader timeout (#1192)
 * Viewer.open() now supports an initialPage argument for sequenceMode (#1196)
 * Fixed: IIPImageServer didn't work with the latest OSD release (#1199)
+* Now clamping pixel ratio density to a minimum of 1, fixing display issues on low density devices (#1200)
 
 2.2.1:
 
diff --git a/src/openseadragon.js b/src/openseadragon.js
index fd41bf37..9b07d922 100644
--- a/src/openseadragon.js
+++ b/src/openseadragon.js
@@ -875,7 +875,8 @@ function OpenSeadragon( options ){
     };
 
     /**
-     * A ratio comparing the device screen's pixel density to the canvas's backing store pixel density. Defaults to 1 if canvas isn't supported by the browser.
+     * A ratio comparing the device screen's pixel density to the canvas's backing store pixel density,
+     * clamped to a minimum of 1. Defaults to 1 if canvas isn't supported by the browser.
      * @member {Number} pixelDensityRatio
      * @memberof OpenSeadragon
      */