diff --git a/Acknowledgments.md b/Acknowledgments.md
index 84c052c3..fa491927 100644
--- a/Acknowledgments.md
+++ b/Acknowledgments.md
@@ -1,6 +1,6 @@
 ---
 order: 22
-icon: stack
+icon: thumbsup
 ---
 # Acknowledgments
 
diff --git a/Dedication.md b/Dedication.md
index e5c799fa..3fb43957 100644
--- a/Dedication.md
+++ b/Dedication.md
@@ -1,6 +1,6 @@
 ---
 order: 24
-icon: stack
+icon: heart-fill
 ---
 # Dedication
 
diff --git a/Epigraph.md b/Epigraph.md
index b0ccb092..2719f83a 100644
--- a/Epigraph.md
+++ b/Epigraph.md
@@ -1,6 +1,6 @@
 ---
 order: 23
-icon: stack
+icon: quote
 ---
 # Epigraph
 
diff --git a/Foreward.md b/Foreward.md
index 6defbee5..3fcc849f 100644
--- a/Foreward.md
+++ b/Foreward.md
@@ -1,6 +1,6 @@
 ---
 order: 21
-icon: stack
+icon: star-fill
 ---
 # Forward
 
diff --git a/Preface.md b/Preface.md
index 23113ee5..d56fb2a3 100644
--- a/Preface.md
+++ b/Preface.md
@@ -1,6 +1,6 @@
 ---
 order: 20
-icon: stack
+icon: info
 ---
 # Preface