diff --git a/crest/Assets/Crest/Crest/Scripts/LodData/OceanDepthCache.cs b/crest/Assets/Crest/Crest/Scripts/LodData/OceanDepthCache.cs
index 13285132a..dc8622a4f 100644
--- a/crest/Assets/Crest/Crest/Scripts/LodData/OceanDepthCache.cs
+++ b/crest/Assets/Crest/Crest/Scripts/LodData/OceanDepthCache.cs
@@ -433,6 +433,8 @@ public override void OnInspectorGUI()
                 ti.wrapMode = TextureWrapMode.Clamp;
                 // Values are slightly different with NPOT Scale applied.
                 ti.npotScale = TextureImporterNPOTScale.None;
+                // Round up so it encompasses desired resolution.
+                ti.maxTextureSize = Mathf.RoundToInt(Mathf.Pow(2f, Mathf.Ceil(Mathf.Log(dc._resolution, 2f))));
                 ti.SaveAndReimport();
 
                 Debug.Log("Crest: Cache saved to " + path, AssetDatabase.LoadAssetAtPath<UnityEngine.Object>(path));