diff --git a/chrome/content/zotero/fileInterface.js b/chrome/content/zotero/fileInterface.js
index 53f38fd4e8..bc4ab3922a 100644
--- a/chrome/content/zotero/fileInterface.js
+++ b/chrome/content/zotero/fileInterface.js
@@ -390,7 +390,7 @@ var Zotero_File_Interface = new function() {
 		args.wrappedJSObject = args;
 		
 		Services.ww.openWindow(null, "chrome://zotero/content/import/importWizard.xhtml",
-			"importFile", "chrome,dialog=yes,centerscreen,width=600,height=400,modal", args);
+			"importFile", "chrome,dialog=yes,centerscreen,modal", args);
 	};
 	
 	
diff --git a/chrome/content/zotero/import/importWizard.xhtml b/chrome/content/zotero/import/importWizard.xhtml
index 2a5bf34ebe..92c9650a50 100644
--- a/chrome/content/zotero/import/importWizard.xhtml
+++ b/chrome/content/zotero/import/importWizard.xhtml
@@ -23,7 +23,7 @@
 		Services.scriptloader.loadSubScript("chrome://zotero/content/import/importWizard.js", this);
 	</script>
 	
-	<wizard id="import-wizard" class="import-wizard" width="600" height="400">
+	<wizard id="import-wizard" class="import-wizard">
 		<wizardpage pageid="page-start" data-header-label-id="import-where-from">
 			<radiogroup id="import-source-group" align="start">
 				<radio value="file" data-l10n-id="import-source-file" />
diff --git a/chrome/content/zotero/publicationsDialog.xhtml b/chrome/content/zotero/publicationsDialog.xhtml
index 15ab5a79fe..6b28658963 100644
--- a/chrome/content/zotero/publicationsDialog.xhtml
+++ b/chrome/content/zotero/publicationsDialog.xhtml
@@ -47,7 +47,6 @@
 	<wizard 
 		id="publications-dialog-wizard"
 		class="publications-dialog-wizard"
-		width="600" height="550"
 	>
 		<wizardpage pageid="intro" data-l10n-id="publications-intro-page">
 			<p class="description" data-l10n-id="publications-intro" />
diff --git a/chrome/content/zotero/rtfScan.xhtml b/chrome/content/zotero/rtfScan.xhtml
index 10935b2486..c7423d0666 100644
--- a/chrome/content/zotero/rtfScan.xhtml
+++ b/chrome/content/zotero/rtfScan.xhtml
@@ -21,7 +21,7 @@
 		Services.scriptloader.loadSubScript("chrome://zotero/content/customElements.js", this);
 	</script>
 	
-	<wizard id="rtfscan-wizard" class="rtfscan-wizard" width="700" height="550" data-l10n-id="rtfScan-wizard">
+	<wizard id="rtfscan-wizard" class="rtfscan-wizard" data-l10n-id="rtfScan-wizard">
 		<wizardpage pageid="page-start" data-l10n-id="rtfScan-intro-page">
 			<div>
 				<span class="page-start-1" data-l10n-id="rtfScan-introPage-description" />
diff --git a/chrome/content/zotero/selectItemsDialog.xhtml b/chrome/content/zotero/selectItemsDialog.xhtml
index 1e3fac710e..9a0f8573f9 100644
--- a/chrome/content/zotero/selectItemsDialog.xhtml
+++ b/chrome/content/zotero/selectItemsDialog.xhtml
@@ -38,10 +38,7 @@
 	xmlns:html="http://www.w3.org/1999/xhtml"
 	onload="doLoad();"
 	onunload="doUnload();"
-	width="600"
-	height="450"
 	persist="screenX screenY width height"
-	style="display: flex"
 	class="zotero-dialog"
 >
 <dialog
diff --git a/scss/components/_import-wizard.scss b/scss/components/_import-wizard.scss
index 01d2bd1809..619cdc6990 100644
--- a/scss/components/_import-wizard.scss
+++ b/scss/components/_import-wizard.scss
@@ -1,4 +1,6 @@
 .import-wizard {
+	min-width: 600px;
+	min-height: 400px;
 	font-size: 12px;
 
 	radiogroup {
diff --git a/scss/components/_publications-dialog.scss b/scss/components/_publications-dialog.scss
index 72868e229a..c5e34bc5b5 100644
--- a/scss/components/_publications-dialog.scss
+++ b/scss/components/_publications-dialog.scss
@@ -1,4 +1,6 @@
 .publications-dialog-wizard {
+	min-width: 600px;
+	min-height: 550px;
 	font-size: 12px;
 
 	div {
diff --git a/scss/components/_rtfScan.scss b/scss/components/_rtfScan.scss
index b238758c7d..211e71542b 100644
--- a/scss/components/_rtfScan.scss
+++ b/scss/components/_rtfScan.scss
@@ -1,4 +1,7 @@
 .rtfscan-wizard {
+	min-width: 700px;
+	min-height: 550px;
+	
 	wizardpage {
 		display: flex;
 		flex-direction: column;
diff --git a/scss/components/_selectItemsDialog.scss b/scss/components/_selectItemsDialog.scss
index dd997486fe..332e415d50 100644
--- a/scss/components/_selectItemsDialog.scss
+++ b/scss/components/_selectItemsDialog.scss
@@ -1,3 +1,9 @@
+#zotero-select-items-dialog {
+    display: flex;
+    min-width: 600px;
+    min-height: 450px;
+}
+
 #select-items-dialog {
     padding: 2em;