diff --git a/client/src/components/geneExpression/gene.js b/client/src/components/geneExpression/gene.js
index c20ff069..451ad977 100644
--- a/client/src/components/geneExpression/gene.js
+++ b/client/src/components/geneExpression/gene.js
@@ -58,7 +58,7 @@ class Gene extends React.Component {
     const { dispatch, gene, geneset } = this.props;
 
     dispatch({
-      type: "geneset: del genes",
+      type: "geneset: delete genes",
       name: geneset,
       genes: [gene],
     });
diff --git a/client/src/reducers/genesets.js b/client/src/reducers/genesets.js
index 56458330..f5381144 100644
--- a/client/src/reducers/genesets.js
+++ b/client/src/reducers/genesets.js
@@ -247,8 +247,8 @@ const GeneSets = (
      *  })
      */
     case "geneset: delete genes": {
-      const { genesetName, geneSymbols } = action;
-      if (!state.genesets.has(genesetName))
+      const { name, genes: genesToDelete } = action;
+      if (!state.genesets.has(name))
         throw new Error(
           "geneset: delete genes -- geneset name does not exist."
         );
@@ -256,15 +256,15 @@ const GeneSets = (
       // clone
       const genesets = new Map(state.genesets);
       const gs = {
-        ...genesets.get(genesetName),
-        genes: new Map(genesets.get(genesetName).genes),
+        ...genesets.get(name),
+        genes: new Map(genesets.get(name).genes),
       };
-      genesets.set(genesetName, gs);
+      genesets.set(name, gs);
 
       // delete
-      const { genes } = gs;
-      for (const geneSymbol of geneSymbols) {
-        genes.delete(geneSymbol);
+      const { genes: _genes } = gs;
+      for (const _gene of genesToDelete) {
+        _genes.delete(_gene);
       }
       return {
         ...state,