diff --git a/planet/controllers/admin/controls.py b/planet/controllers/admin/controls.py
index be62f11..1cf9d1a 100644
--- a/planet/controllers/admin/controls.py
+++ b/planet/controllers/admin/controls.py
@@ -746,6 +746,20 @@ def calculate_enrichment():
     return redirect(url_for('admin.controls.index'))
 
 
+@admin_controls.route('/delete_enrichment')
+@login_required
+def delete_enrichment():
+    """
+    Controller to delete all existing GO enrichments
+
+    :return: Redirect to admin main screen
+    """
+    CoexpressionCluster.delete_enrichment()
+
+    flash('Successfully removed GO enrichment for co-expression clusters', 'success')
+    return redirect(url_for('admin.controls.index'))
+
+
 @admin_controls.route('/calculate_cluster_similarity/<int:gf_method_id>')
 @login_required
 def calculate_cluster_similarity(gf_method_id):
diff --git a/planet/models/expression/coexpression_clusters.py b/planet/models/expression/coexpression_clusters.py
index 95366fa..83aa0f2 100644
--- a/planet/models/expression/coexpression_clusters.py
+++ b/planet/models/expression/coexpression_clusters.py
@@ -389,6 +389,20 @@ def calculate_enrichment(empty=True):
                     # print(i, "\t cluster: ", cluster.method_id, cluster.name)
                     cluster.__calculate_enrichment()
 
+    @staticmethod
+    def delete_enrichment():
+        """
+        Removes all GO enrichment data from the database
+
+        :return:
+        """
+        try:
+            db.session.query(ClusterGOEnrichment).delete()
+            db.session.commit()
+        except Exception as e:
+            db.session.rollback()
+            print(e)
+
     @staticmethod
     @benchmark
     def calculate_similarities(gene_family_method_id=1, percentile_pass=0.95):
diff --git a/planet/templates/admin/controls.html b/planet/templates/admin/controls.html
index 35a769e..8f99f9d 100644
--- a/planet/templates/admin/controls.html
+++ b/planet/templates/admin/controls.html
@@ -15,9 +15,8 @@ <h3>Update</h3>
 </div>
 
 <h3>Co-expression clusters</h3>
-<div class="btn-group">
-    <a class="btn btn-default" href="{{ url_for('admin_controls.calculate_enrichment') }}">GO enrichment</a>
-</div>
+<strong>Note:</strong> Calculating the GO enrichment will remove previous calculations from the database !
+<a class="btn btn-default" href="{{ url_for('admin_controls.calculate_enrichment') }}">GO enrichment</a> <a class="btn btn-default" href="{{ url_for('admin_controls.delete_enrichment') }}">Delete enrichment</a>
 <br />
 <h4>Cluster Similarities</h4>
 <div class="btn-group">