diff --git a/CHANGELOG.md b/CHANGELOG.md
index 336aae9..6f4bb95 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,13 @@ All notable changes to this project will be documented in this file
 | website | https://forum.kerbalspaceprogram.com/index.php?/topic/194802-18-111-conformal-decals |
 | author  | Andrew Cassidy                                                                       |
 
+## Unreleased
+
+### Fixed
+
+- Fixed flag decals sometimes not respecting image aspect ratio
+
+
 ## 0.2.12 - 2022-10-31
 
 ### Changed
diff --git a/Source/ConformalDecals/ModuleConformalFlag.cs b/Source/ConformalDecals/ModuleConformalFlag.cs
index d466b9d..34e78ea 100644
--- a/Source/ConformalDecals/ModuleConformalFlag.cs
+++ b/Source/ConformalDecals/ModuleConformalFlag.cs
@@ -114,6 +114,8 @@ namespace ConformalDecals {
                 var ratio = DecalConfig.AspectRatios[textureURL];
                 this.Log($"Overriding aspect ratio for {textureURL} with {ratio}");
                 textureProperty.AspectRatio = ratio;
+            } else {
+                textureProperty.AspectRatio = -1.0f;
             }
 
             UpdateMaterials();