diff --git a/code/studio/src/plugins/gui_editor/widgets/ViewBitmap.xml b/code/studio/src/plugins/gui_editor/widgets/ViewBitmap.xml
index 7dddfdbe1..c39ecbabc 100644
--- a/code/studio/src/plugins/gui_editor/widgets/ViewBitmap.xml
+++ b/code/studio/src/plugins/gui_editor/widgets/ViewBitmap.xml
@@ -10,7 +10,7 @@
     <properties>
         <property>
             <name>color</name>
-            <type>string</type>
+            <type>color</type>
             <default>255 255 255 255</default>
         </property>
         <property>
diff --git a/code/studio/src/plugins/gui_editor/widgets/ViewBitmapCombo.xml b/code/studio/src/plugins/gui_editor/widgets/ViewBitmapCombo.xml
index 0b55f6932..8fc579675 100644
--- a/code/studio/src/plugins/gui_editor/widgets/ViewBitmapCombo.xml
+++ b/code/studio/src/plugins/gui_editor/widgets/ViewBitmapCombo.xml
@@ -25,17 +25,17 @@
         </property>
         <property>
             <name>col_normal</name>
-            <type>string</type>
+            <type>color</type>
             <default></default>
         </property>
         <property>
             <name>col_over</name>
-            <type>string</type>
+            <type>color</type>
             <default></default>
         </property>
         <property>
             <name>col_pushed</name>
-            <type>string</type>
+            <type>color</type>
             <default></default>
         </property>
     </properties>