diff --git a/src/components/asset-panel/selector.jsx b/src/components/asset-panel/selector.jsx
index b40c5759d9b716b3b8b6fb1098ab6b9fafdd1567..c6eec7f78db2b86b5acd8408a8404af84ddfbc01 100644
--- a/src/components/asset-panel/selector.jsx
+++ b/src/components/asset-panel/selector.jsx
@@ -57,7 +57,7 @@ Selector.propTypes = {
         url: PropTypes.string,
         name: PropTypes.string.isRequired
     })),
-    onDeleteClick: PropTypes.func.isRequired,
+    onDeleteClick: PropTypes.func,
     onItemClick: PropTypes.func.isRequired,
     selectedItemIndex: PropTypes.number.isRequired
 };
diff --git a/src/components/sprite-selector-item/sprite-selector-item.jsx b/src/components/sprite-selector-item/sprite-selector-item.jsx
index 3fc6e440e74ee390e1bdaa7d9348b90e31dc0ad0..aa292cfaa8e1dc2601c87f3544084160124b8770 100644
--- a/src/components/sprite-selector-item/sprite-selector-item.jsx
+++ b/src/components/sprite-selector-item/sprite-selector-item.jsx
@@ -22,7 +22,7 @@ const SpriteSelectorItem = props => (
         }}
         id={`${props.name}-${contextMenuId}`}
     >
-        {props.selected ? (
+        {(props.selected && props.onDeleteButtonClick) ? (
             <CloseButton
                 className={styles.deleteButton}
                 size={CloseButton.SIZE_SMALL}
@@ -38,24 +38,28 @@ const SpriteSelectorItem = props => (
             />
         ) : null}
         <div className={styles.spriteName}>{props.name}</div>
-        <ContextMenu id={`${props.name}-${contextMenuId++}`}>
-            {props.onDuplicateButtonClick ? (
-                <MenuItem onClick={props.onDuplicateButtonClick}>
-                    <FormattedMessage
-                        defaultMessage="duplicate"
-                        description="Menu item to duplicate in the right click menu"
-                        id="gui.spriteSelectorItem.contextMenuDuplicate"
-                    />
-                </MenuItem>
-            ) : null}
-            <MenuItem onClick={props.onDeleteButtonClick}>
-                <FormattedMessage
-                    defaultMessage="delete"
-                    description="Menu item to delete in the right click menu"
-                    id="gui.spriteSelectorItem.contextMenuDelete"
-                />
-            </MenuItem>
-        </ContextMenu>
+        {props.onDuplicateButtonClick || props.onDeleteButtonClick ? (
+            <ContextMenu id={`${props.name}-${contextMenuId++}`}>
+                {props.onDuplicateButtonClick ? (
+                    <MenuItem onClick={props.onDuplicateButtonClick}>
+                        <FormattedMessage
+                            defaultMessage="duplicate"
+                            description="Menu item to duplicate in the right click menu"
+                            id="gui.spriteSelectorItem.contextMenuDuplicate"
+                        />
+                    </MenuItem>
+                ) : null}
+                {props.onDeleteButtonClick ? (
+                    <MenuItem onClick={props.onDeleteButtonClick}>
+                        <FormattedMessage
+                            defaultMessage="delete"
+                            description="Menu item to delete in the right click menu"
+                            id="gui.spriteSelectorItem.contextMenuDelete"
+                        />
+                    </MenuItem>
+                ) : null }
+            </ContextMenu>
+        ) : null}
     </ContextMenuTrigger>
 );
 
@@ -64,7 +68,7 @@ SpriteSelectorItem.propTypes = {
     costumeURL: PropTypes.string,
     name: PropTypes.string.isRequired,
     onClick: PropTypes.func,
-    onDeleteButtonClick: PropTypes.func.isRequired,
+    onDeleteButtonClick: PropTypes.func,
     onDuplicateButtonClick: PropTypes.func,
     selected: PropTypes.bool.isRequired
 };
diff --git a/src/containers/costume-tab.jsx b/src/containers/costume-tab.jsx
index 47b0964f9ff676ef8c10cd044cc47f47602319a6..9f84d53c2195cb8e3fc1e088ed2a667bfdd6132a 100644
--- a/src/containers/costume-tab.jsx
+++ b/src/containers/costume-tab.jsx
@@ -109,7 +109,7 @@ class CostumeTab extends React.Component {
                 }]}
                 items={target.costumes || []}
                 selectedItemIndex={this.state.selectedCostumeIndex}
-                onDeleteClick={this.handleDeleteCostume}
+                onDeleteClick={target.costumes.length > 1 ? this.handleDeleteCostume : null}
                 onItemClick={this.handleSelectCostume}
             >
                 {target.costumes ?
diff --git a/src/containers/sprite-selector-item.jsx b/src/containers/sprite-selector-item.jsx
index 0bc01382cac731a6bcef3b52a16fe4fb4c2d757b..1bdb6d368519c67a357956058c3f1cb5dd901ef9 100644
--- a/src/containers/sprite-selector-item.jsx
+++ b/src/containers/sprite-selector-item.jsx
@@ -20,6 +20,7 @@ class SpriteSelectorItem extends React.Component {
         this.props.onClick(this.props.id);
     }
     handleDelete () {
+        // @todo add i18n here
         // eslint-disable-next-line no-alert
         if (window.confirm('Are you sure you want to delete this sprite?')) {
             this.props.onDeleteButtonClick(this.props.id);
@@ -43,7 +44,7 @@ class SpriteSelectorItem extends React.Component {
         return (
             <SpriteSelectorItemComponent
                 onClick={this.handleClick}
-                onDeleteButtonClick={this.handleDelete}
+                onDeleteButtonClick={onDeleteButtonClick ? this.handleDelete : null}
                 onDuplicateButtonClick={onDuplicateButtonClick ? this.handleDuplicate : null}
                 {...props}
             />
@@ -57,7 +58,7 @@ SpriteSelectorItem.propTypes = {
     id: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
     name: PropTypes.string,
     onClick: PropTypes.func,
-    onDeleteButtonClick: PropTypes.func.isRequired,
+    onDeleteButtonClick: PropTypes.func,
     onDuplicateButtonClick: PropTypes.func,
     selected: PropTypes.bool
 };