diff --git a/SBOLCanvasFrontend/src/app/graph-helpers.ts b/SBOLCanvasFrontend/src/app/graph-helpers.ts
index 0529d12..2400765 100644
--- a/SBOLCanvasFrontend/src/app/graph-helpers.ts
+++ b/SBOLCanvasFrontend/src/app/graph-helpers.ts
@@ -1882,6 +1882,23 @@ export class GraphHelpers extends GraphBase {
         return false
     }
 
+    /**
+     * Made specifically for undo, since it does not affect glyph info.
+     * Removes "Circular" from the "otherTypes" property of Circuit Containers.
+     */
+    protected removeCircularType() {
+        let allGraphCells = this.graph.getDefaultParent().children
+        if (allGraphCells != null) {
+            for (let i = 0; i < allGraphCells.length; i++) {
+                if (allGraphCells[i].isCircuitContainer() && !allGraphCells[i].isCircularBackboneOnCircuitContainer()) {
+                    const otherTypes = this.getGlyphInfo(allGraphCells[i]).otherTypes
+                    const index = otherTypes.indexOf("Circular")
+                    otherTypes.splice(index, 1)
+                }
+            }
+        }
+    }
+
     protected flipInteractionEdge(cell) {
         if (!cell.isInteraction()) {
             console.error("flipInteraction attempted on something other than an interaction!")
diff --git a/SBOLCanvasFrontend/src/app/graph.service.ts b/SBOLCanvasFrontend/src/app/graph.service.ts
index b0045b4..a5b693b 100644
--- a/SBOLCanvasFrontend/src/app/graph.service.ts
+++ b/SBOLCanvasFrontend/src/app/graph.service.ts
@@ -467,8 +467,14 @@ export class GraphService extends GraphHelpers {
                         if (combinatorial)
                             combinatorial.removeVariableComponentInfo(cell.getId())
 
-                        if (cell.stayAtBeginning || cell.stayAtEnd) cell.getParent().circularBackbone = false
-
+                        if (cell.stayAtBeginning || cell.stayAtEnd) {
+                            cell.getParent().circularBackbone = false     
+                            
+                            // remove the circular type from "otherTypes" since circular parts are deleted
+                            const otherTypes = this.getGlyphInfo(cell.getParent()).otherTypes
+                            const index = otherTypes.indexOf("Circular")
+                            otherTypes.splice(index, 1)
+                        }
                         circuitContainers.push(cell.getParent())
                     }
                 } else if (cell.isCircuitContainer() && this.graph.getCurrentRoot() && this.graph.getCurrentRoot().isComponentView())
@@ -554,6 +560,9 @@ export class GraphService extends GraphHelpers {
         this.graph.clearSelection()
         this.editor.execute('undo')
 
+        // Undo does not affect glyph info, if circular backbone is not present, remove it from "otherTypes" property
+        this.removeCircularType()
+
         //console.log(this.editor.undoManager);
 
         // If the undo caused scars to become visible, we should update
@@ -844,7 +853,9 @@ export class GraphService extends GraphHelpers {
 
             // Add additional type to Circuit Container if Circular present
             const circuitContainerGlyphInfo = (this.getGlyphInfo(circuitContainer))
-            circuitContainerGlyphInfo.otherTypes.push("Circular")
+            if(!circuitContainerGlyphInfo.otherTypes.includes("Circular")){
+                circuitContainerGlyphInfo.otherTypes.push("Circular")
+            }
 
             // there cannot be more than one circular backbone on a circuit container
             if(circuitContainer.isCircularBackboneOnCircuitContainer()) return