diff --git a/src/content-handlers/iiif/BaseConfig.ts b/src/content-handlers/iiif/BaseConfig.ts
index b3e871153..39d48f7ce 100644
--- a/src/content-handlers/iiif/BaseConfig.ts
+++ b/src/content-handlers/iiif/BaseConfig.ts
@@ -153,6 +153,7 @@ export type CenterPanelOptions = {
 
 export type CenterPanelContent = {
   attribution: string;
+  close: string;
 };
 
 type CenterPanel = ModuleConfig & {
diff --git a/src/content-handlers/iiif/extensions/uv-aleph-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-aleph-extension/config/config.json
index f89826d76..e3797b74c 100644
--- a/src/content-handlers/iiif/extensions/uv-aleph-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-aleph-extension/config/config.json
@@ -199,7 +199,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "alephCenterPanel": {
@@ -211,7 +212,8 @@
         "dracoDecoderPath": "uv/lib/"
       },
       "content": {
-        "attribution": "Attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "settingsDialogue": {
diff --git a/src/content-handlers/iiif/extensions/uv-av-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-av-extension/config/config.json
index e2507619b..e09376e9c 100644
--- a/src/content-handlers/iiif/extensions/uv-av-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-av-extension/config/config.json
@@ -226,7 +226,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "avCenterPanel": {
@@ -248,6 +249,7 @@
       },
       "content": {
         "attribution": "$attribution",
+        "close": "$close",
         "currentTime": "$currentTime",
         "delimiter": " - ",
         "duration": "$duration",
diff --git a/src/content-handlers/iiif/extensions/uv-default-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-default-extension/config/config.json
index 290702f32..79727272f 100644
--- a/src/content-handlers/iiif/extensions/uv-default-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-default-extension/config/config.json
@@ -93,7 +93,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "fileLinkCenterPanel": {
@@ -104,7 +105,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "footerPanel": {
diff --git a/src/content-handlers/iiif/extensions/uv-ebook-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-ebook-extension/config/config.json
index 203a61c1f..e472b7ab3 100644
--- a/src/content-handlers/iiif/extensions/uv-ebook-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-ebook-extension/config/config.json
@@ -195,7 +195,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "ebookCenterPanel": {
@@ -206,7 +207,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "settingsDialogue": {
diff --git a/src/content-handlers/iiif/extensions/uv-mediaelement-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-mediaelement-extension/config/config.json
index 647929709..e894e7a9a 100644
--- a/src/content-handlers/iiif/extensions/uv-mediaelement-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-mediaelement-extension/config/config.json
@@ -153,7 +153,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "mediaelementCenterPanel": {
@@ -167,7 +168,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "restrictedDialogue": {
diff --git a/src/content-handlers/iiif/extensions/uv-model-viewer-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-model-viewer-extension/config/config.json
index 52a1e16b9..d6e03d0e0 100644
--- a/src/content-handlers/iiif/extensions/uv-model-viewer-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-model-viewer-extension/config/config.json
@@ -244,7 +244,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "modelViewerCenterPanel": {
@@ -260,6 +261,7 @@
       },
       "content": {
         "attribution": "$attribution",
+        "close": "$close",
         "zoomIn": "$zoomIn",
         "zoomOut": "$zoomOut",
         "vr": "$vr"
diff --git a/src/content-handlers/iiif/extensions/uv-openseadragon-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-openseadragon-extension/config/config.json
index 5d53651f4..2b0d617bb 100644
--- a/src/content-handlers/iiif/extensions/uv-openseadragon-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-openseadragon-extension/config/config.json
@@ -333,7 +333,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "openSeadragonCenterPanel": {
@@ -361,6 +362,7 @@
       },
       "content": {
         "attribution": "$attribution",
+        "close": "$close",
         "goHome": "$goHome",
         "imageUnavailable": "$imageUnavailable",
         "next": "$next",
diff --git a/src/content-handlers/iiif/extensions/uv-pdf-extension/config/config.json b/src/content-handlers/iiif/extensions/uv-pdf-extension/config/config.json
index 970159df0..0a0065511 100644
--- a/src/content-handlers/iiif/extensions/uv-pdf-extension/config/config.json
+++ b/src/content-handlers/iiif/extensions/uv-pdf-extension/config/config.json
@@ -171,7 +171,8 @@
         "requiredStatementEnabled": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "pdfCenterPanel": {
@@ -183,7 +184,8 @@
         "usePdfJs": true
       },
       "content": {
-        "attribution": "$attribution"
+        "attribution": "$attribution",
+        "close": "$close"
       }
     },
     "resourcesLeftPanel": {
diff --git a/src/content-handlers/iiif/modules/uv-shared-module/CenterPanel.ts b/src/content-handlers/iiif/modules/uv-shared-module/CenterPanel.ts
index 4905166fa..bd9b9995d 100644
--- a/src/content-handlers/iiif/modules/uv-shared-module/CenterPanel.ts
+++ b/src/content-handlers/iiif/modules/uv-shared-module/CenterPanel.ts
@@ -56,7 +56,7 @@ export class CenterPanel<
                                 <div class="attribution">
                                   <div class="header">
                                     <div class="title"></div>
-                                    <button type="button" class="close" aria-label="Close">
+                                    <button type="button" class="close">
                                       <span aria-hidden="true">&#215;</span>
                                     </button>
                                   </div>
@@ -73,6 +73,7 @@ export class CenterPanel<
     this.closeAttribution();
 
     this.$closeAttributionButton = this.$attribution.find(".header .close");
+    this.$closeAttributionButton.attr("aria-label", this.content.close);
     this.$closeAttributionButton.on("click", (e) => {
       e.preventDefault();
       this.closeAttribution();