diff --git a/CHANGELOG.md b/CHANGELOG.md
index 201ea7029..6a786fd7b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Fixed
+
+-   `Popover` & `Tooltip`: fix popper warning on margin style applied by class `.visually-hidden`.
+-   `Thumbnail`: fix console warning on img overflow style.
+
 ## [3.15.0][] - 2025-07-02
 
 ### Fixed
diff --git a/packages/lumx-core/src/scss/components/thumbnail/_index.scss b/packages/lumx-core/src/scss/components/thumbnail/_index.scss
index 283ace924..59e535635 100644
--- a/packages/lumx-core/src/scss/components/thumbnail/_index.scss
+++ b/packages/lumx-core/src/scss/components/thumbnail/_index.scss
@@ -116,7 +116,7 @@
         // When using object-fit:cover + ratio 1/1, Chrome switches to pixelated downsizing algo
         // https://stackoverflow.com/a/77059936
         // The following prevent this so the image is correctly downsized using blurring effect
-        overflow-clip-margin: unset;
+        translate: 0 0 0.01px;
 
         @supports not (aspect-ratio: 1 / 1) {
             position: absolute;
diff --git a/packages/lumx-core/src/scss/core/base/_helpers.scss b/packages/lumx-core/src/scss/core/base/_helpers.scss
index 0cad73d1b..4658cbaec 100644
--- a/packages/lumx-core/src/scss/core/base/_helpers.scss
+++ b/packages/lumx-core/src/scss/core/base/_helpers.scss
@@ -33,3 +33,8 @@
     clip: rect(0 0 0 0) !important;
     border: 0 !important;
 }
+
+/** Need to remove the margin style on popper elements or else we get warnings in the console */
+.lumx-popover.visually-hidden, .lumx-tooltip.visually-hidden {
+    margin: revert !important;
+}