diff --git a/_extensions/posit-docs/_extension.yml b/_extensions/posit-docs/_extension.yml
index 7e73a8d..9f03f0f 100644
--- a/_extensions/posit-docs/_extension.yml
+++ b/_extensions/posit-docs/_extension.yml
@@ -1,6 +1,6 @@
 title: posit-docs
 author: Ashley Henry, David Aja, Aron Atkins
-version: 4.0.0
+version: 4.0.1
 quarto-required: ">=1.3.340"
 contributes:
   project:
diff --git a/_extensions/posit-docs/assets/images/info-circle.svg b/_extensions/posit-docs/assets/images/info-circle.svg
index cb78dbf..f4f803a 100644
--- a/_extensions/posit-docs/assets/images/info-circle.svg
+++ b/_extensions/posit-docs/assets/images/info-circle.svg
@@ -1,4 +1,4 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="#17212B" class="bi bi-info-circle" viewBox="0 0 16 16">
+<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" class="bi bi-info-circle" viewBox="0 0 16 16">
   <path d="M8 15A7 7 0 1 1 8 1a7 7 0 0 1 0 14m0 1A8 8 0 1 0 8 0a8 8 0 0 0 0 16"/>
   <path d="m8.93 6.588-2.29.287-.082.38.45.083c.294.07.352.176.288.469l-.738 3.468c-.194.897.105 1.319.808 1.319.545 0 1.178-.252 1.465-.598l.088-.416c-.2.176-.492.246-.686.246-.275 0-.375-.193-.304-.533zM9 4.5a1 1 0 1 1-2 0 1 1 0 0 1 2 0"/>
-</svg>
\ No newline at end of file
+</svg>
diff --git a/_extensions/posit-docs/theme-dark.scss b/_extensions/posit-docs/theme-dark.scss
index 5d5d772..00a32b1 100644
--- a/_extensions/posit-docs/theme-dark.scss
+++ b/_extensions/posit-docs/theme-dark.scss
@@ -265,7 +265,8 @@ div.callout-note.callout {
 }
 
 div.callout-note .callout-icon::before {
-  background-image: url("_extensions/posit-docs/assets/images/info-circle-dm.svg") !important;
+  // base64 -i _extensions/posit-docs/assets/images/info-circle-dm.svg
+  background-image: url("data:image/svg+xml;base64,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") !important;
 }
 
 div.callout-note.callout-style-default > .callout-header {
@@ -282,7 +283,8 @@ div.callout-warning.callout {
 }
 
 div.callout-warning .callout-icon::before {
-  background-image: url("_extensions/posit-docs/assets/images/exclamation-triangle-dm.svg") !important;
+  // base64 -i _extensions/posit-docs/assets/images/exclamation-triangle-dm.svg
+  background-image: url("data:image/svg+xml;base64,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") !important;
 }
 
 div.callout-warning.callout-style-default > .callout-header {
@@ -299,7 +301,8 @@ div.callout-important.callout {
 }
 
 div.callout-important .callout-icon::before {
-  background-image: url("_extensions/posit-docs/assets/images/exclamation-circle-dm.svg") !important;
+  // base64 -i _extensions/posit-docs/assets/images/exclamation-circle-dm.svg
+  background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxNiIgaGVpZ2h0PSIxNiIgZmlsbD0iIzAwMDAwMCIgY2xhc3M9ImJpIGJpLWV4Y2xhbWF0aW9uLWNpcmNsZSIgdmlld0JveD0iMCAwIDE2IDE2Ij4KICA8cGF0aCBkPSJNOCAxNUE3IDcgMCAxIDEgOCAxYTcgNyAwIDAgMSAwIDE0bTAgMUE4IDggMCAxIDAgOCAwYTggOCAwIDAgMCAwIDE2Ii8+CiAgPHBhdGggZD0iTTcuMDAyIDExYTEgMSAwIDEgMSAyIDAgMSAxIDAgMCAxLTIgME03LjEgNC45OTVhLjkwNS45MDUgMCAxIDEgMS44IDBsLS4zNSAzLjUwN2EuNTUyLjU1MiAwIDAgMS0xLjEgMHoiLz4KPC9zdmc+") !important;
 }
 
 div.callout-important.callout-style-default > .callout-header {
diff --git a/_extensions/posit-docs/theme.scss b/_extensions/posit-docs/theme.scss
index 16d2630..afcbafb 100644
--- a/_extensions/posit-docs/theme.scss
+++ b/_extensions/posit-docs/theme.scss
@@ -324,7 +324,8 @@ div.callout-note.callout {
 }
 
 div.callout-note .callout-icon::before {
-  background-image: url("_extensions/posit-docs/assets/images/info-circle.svg") !important;
+  // base64 -i _extensions/posit-docs/assets/images/info-circle.svg
+  background-image: url("data:image/svg+xml;base64,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") !important;
 }
 
 div.callout-note.callout-style-default > .callout-header {
@@ -337,7 +338,8 @@ div.callout-warning.callout {
 }
 
 div.callout-warning .callout-icon::before {
-  background-image: url("_extensions/posit-docs/assets/images/exclamation-triangle.svg") !important;
+  // base64 -i _extensions/posit-docs/assets/images/exclamation-triangle.svg
+  background-image: url("data:image/svg+xml;base64,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") !important;
 }
 
 div.callout-warning.callout-style-default > .callout-header {
@@ -351,7 +353,8 @@ div.callout-important.callout {
 }
 
 div.callout-important .callout-icon::before {
-  background-image: url("_extensions/posit-docs/assets/images/exclamation-circle.svg") !important;
+  // base64 -i _extensions/posit-docs/assets/images/exclamation-circle.svg
+  background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxNiIgaGVpZ2h0PSIxNiIgZmlsbD0iIzJFMTcxRiIgY2xhc3M9ImJpIGJpLWV4Y2xhbWF0aW9uLWNpcmNsZSIgdmlld0JveD0iMCAwIDE2IDE2Ij4KICA8cGF0aCBkPSJNOCAxNUE3IDcgMCAxIDEgOCAxYTcgNyAwIDAgMSAwIDE0bTAgMUE4IDggMCAxIDAgOCAwYTggOCAwIDAgMCAwIDE2Ii8+CiAgPHBhdGggZD0iTTcuMDAyIDExYTEgMSAwIDEgMSAyIDAgMSAxIDAgMCAxLTIgME03LjEgNC45OTVhLjkwNS45MDUgMCAxIDEgMS44IDBsLS4zNSAzLjUwN2EuNTUyLjU1MiAwIDAgMS0xLjEgMHoiLz4KPC9zdmc+") !important;
 }
 
 div.callout-important.callout-style-default > .callout-header {
diff --git a/changelog.md b/changelog.md
index 1e9d5ab..644ab65 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,4 +1,8 @@
-# v.4.0.0
+# v4.0.1 (unreleased)
+
+* Fix path problem with callout icons by including them as inline Base64 data.
+
+# v4.0.0
 
 * Add Posit dark mode theme
 * Resolves Callout colors issue (#57)
@@ -9,7 +13,7 @@ Known issue:
 
 * Dark mode reloads cause flashing (Quarto has an open issue with plans to address in v1.5 or v1.6)
 
-# v.3.1.0
+# v3.1.0
 
 * Add alt-text to footer logos/icons
 * Navigation bar: