diff --git a/book/src/opts.md b/book/src/opts.md
index 83179fde5..31d1d42a9 100644
--- a/book/src/opts.md
+++ b/book/src/opts.md
@@ -38,3 +38,4 @@ Below are known optimizations that we will be implementing in the coming weeks,
 
     Most benchmarks get compiled into RISC-V programs that mostly read entire words at once. Switching to word-addressable memory will improve Jolt’s speed on these benchmarks by 5%. 
 
+<b> Total anticipated prover time reduction </b>: 30%-35%.