diff --git a/book/quarto/contents/vol2/collective_communication/images/svg/hierarchical-allreduce.svg b/book/quarto/contents/vol2/collective_communication/images/svg/hierarchical-allreduce.svg
index cc2bd1dcc..640672930 100644
--- a/book/quarto/contents/vol2/collective_communication/images/svg/hierarchical-allreduce.svg
+++ b/book/quarto/contents/vol2/collective_communication/images/svg/hierarchical-allreduce.svg
@@ -62,10 +62,11 @@
   <text x="626" y="114" text-anchor="middle" font-size="10" font-weight="700" fill="#333">G7</text>
 
   <!-- NVLink ring within Node 1 (Step 1) -->
-  <path d="M 410,130 C 410,162 486,162 486,130" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
-  <path d="M 486,130 C 486,162 562,162 562,130" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
-  <path d="M 562,130 C 562,155 625,155 625,130" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
-  <path d="M 625,88 C 625,66 410,66 410,88" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
+  <!-- Control points offset so arrowhead arrives at a diagonal, not straight vertical -->
+  <path d="M 410,130 C 420,158 476,158 486,130" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
+  <path d="M 486,130 C 496,158 552,158 562,130" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
+  <path d="M 562,130 C 570,152 616,152 625,130" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
+  <path d="M 625,88 C 615,66 420,66 410,88" fill="none" stroke="#4a90c4" stroke-width="1.8" marker-end="url(#arrow-blue)"/>
 
   <!-- Step 1 label Node 1 -->
   <rect x="395" y="170" width="230" height="20" rx="3" fill="#cfe2f3" stroke="#4a90c4" stroke-width="0.8"/>