diff --git a/extensions/vscode/src/activation/InlineTipManager.ts b/extensions/vscode/src/activation/InlineTipManager.ts
index 5e88c5ad16d..9ae35c6e8cd 100644
--- a/extensions/vscode/src/activation/InlineTipManager.ts
+++ b/extensions/vscode/src/activation/InlineTipManager.ts
@@ -236,7 +236,7 @@ export class InlineTipManager {
 
   private createSvgTooltipDecoration() {
     var backgroundColour = "#333333";
-    if (this.theme) {
+    if (this.theme?.colors?.["editor.background"]) {
       backgroundColour = this.theme.colors["editor.background"];
     }
     return vscode.window.createTextEditorDecorationType({
@@ -274,7 +274,8 @@ export class InlineTipManager {
           {
             ...baseTextConfig,
             x: SVG_CONFIG.chatLabelX,
-            fill: this.theme?.colors["editor.foreground"] ?? SVG_CONFIG.stroke,
+            fill:
+              this.theme?.colors?.["editor.foreground"] ?? SVG_CONFIG.stroke,
           },
           SVG_CONFIG.chatLabel,
         )
@@ -291,7 +292,8 @@ export class InlineTipManager {
           {
             ...baseTextConfig,
             x: SVG_CONFIG.editLabelX,
-            fill: this.theme?.colors["editor.foreground"] ?? SVG_CONFIG.stroke,
+            fill:
+              this.theme?.colors?.["editor.foreground"] ?? SVG_CONFIG.stroke,
           },
           SVG_CONFIG.editLabel,
         )
diff --git a/extensions/vscode/src/activation/JumpManager.ts b/extensions/vscode/src/activation/JumpManager.ts
index 43c4ed8fdff..0dd7f4066c6 100644
--- a/extensions/vscode/src/activation/JumpManager.ts
+++ b/extensions/vscode/src/activation/JumpManager.ts
@@ -145,7 +145,8 @@ export class JumpManager {
           {
             ...baseTextConfig,
             x: 4,
-            fill: this._theme?.colors["editor.foreground"] ?? SVG_CONFIG.stroke,
+            fill:
+              this._theme?.colors?.["editor.foreground"] ?? SVG_CONFIG.stroke,
           },
           SVG_CONFIG.label,
         )
@@ -168,7 +169,7 @@ export class JumpManager {
 
   private _createSvgJumpDecoration(): vscode.TextEditorDecorationType {
     const backgroundColour =
-      this._theme?.colors["editor.background"] ?? "#333333";
+      this._theme?.colors?.["editor.background"] ?? "#333333";
 
     return vscode.window.createTextEditorDecorationType({
       after: {