diff --git a/chrome/content/zotero/preferences/preferences_cite.xhtml b/chrome/content/zotero/preferences/preferences_cite.xhtml
index 06ef8a451f..42d0e3b1ed 100644
--- a/chrome/content/zotero/preferences/preferences_cite.xhtml
+++ b/chrome/content/zotero/preferences/preferences_cite.xhtml
@@ -37,9 +37,12 @@
 				<label is="zotero-text-link"
 						value="&zotero.preferences.export.getAdditionalStyles;" flex="1"
 						onclick="Zotero_Preferences.Cite.openStylesPage(); event.preventDefault()"/>
-				<button disabled="true" id="styleManager-delete" data-l10n-id="preferences-minus-btn"
-					oncommand="Zotero_Preferences.Cite.deleteStyle()"/>
-				<button data-l10n-id="preferences-plus-btn" oncommand="Zotero_Preferences.Cite.addStyle()"/>
+				<button id="styleManager-delete"
+					data-l10n-id="preferences-styleManager-delete-button" data-l10n-args='{"label":"-"}'
+					oncommand="Zotero_Preferences.Cite.deleteStyle()"
+					disabled="true"/>
+				<button data-l10n-id="preferences-styleManager-add-button" data-l10n-args='{"label":"+"}'
+					oncommand="Zotero_Preferences.Cite.addStyle()"/>
 			</hbox>
 		</groupbox>
 		
diff --git a/chrome/locale/en-US/zotero/preferences.ftl b/chrome/locale/en-US/zotero/preferences.ftl
index 30b4f35e3e..a06f382993 100644
--- a/chrome/locale/en-US/zotero/preferences.ftl
+++ b/chrome/locale/en-US/zotero/preferences.ftl
@@ -48,4 +48,11 @@ preferences-quickCopy-minus =
     .aria-label = { general-remove }
     .label = { $label }
 preferences-locate-resolver = Resolver
-preferences-locate-base-url = Base URL
\ No newline at end of file
+preferences-locate-base-url = Base URL
+
+preferences-styleManager-delete-button =
+    .tooltiptext = Delete the selected style
+    .label = { $label }
+preferences-styleManager-add-button =
+    .tooltiptext = Add a style from a file
+    .label = { $label }