diff --git a/test/assets/FiraCode-Regular.woff b/test/assets/FiraCode-Regular.woff
new file mode 100644
index 0000000000..a82d5565c1
Binary files /dev/null and b/test/assets/FiraCode-Regular.woff differ
diff --git a/test/assets/LigatureSymbols.woff b/test/assets/LigatureSymbols.woff
new file mode 100644
index 0000000000..8a823128a8
Binary files /dev/null and b/test/assets/LigatureSymbols.woff differ
diff --git a/test/assets/MaterialIcons.woff2 b/test/assets/MaterialIcons.woff2
new file mode 100644
index 0000000000..34cdd2afba
Binary files /dev/null and b/test/assets/MaterialIcons.woff2 differ
diff --git a/test/assets/Roboto.woff2 b/test/assets/Roboto.woff2
new file mode 100644
index 0000000000..4fc449afdb
Binary files /dev/null and b/test/assets/Roboto.woff2 differ
diff --git a/test/assets/webfont-attribution-license.md b/test/assets/webfont-attribution-license.md
new file mode 100644
index 0000000000..4a2617d0cc
--- /dev/null
+++ b/test/assets/webfont-attribution-license.md
@@ -0,0 +1,21 @@
+# Webfont Attribution and Licenses
+
+## FiraCode-Regular:
+
+https://github.com/tonsky/FiraCode
+License: SIL Open Font License 1.1
+
+## Ligature Symbols
+
+https://github.com/kudakurage/LigatureSymbols
+License: SIL Open Font License 1.1
+
+## Material Icons
+
+https://google.github.io/material-design-icons
+License: Apache License Version 2.0
+
+## Roboto
+
+https://fonts.google.com/specimen/Roboto
+License: Apache License, Version 2.0
diff --git a/test/commons/text/is-icon-ligature.js b/test/commons/text/is-icon-ligature.js
index 0908527779..de9f9f6d1b 100644
--- a/test/commons/text/is-icon-ligature.js
+++ b/test/commons/text/is-icon-ligature.js
@@ -12,20 +12,17 @@ describe('text.isIconLigature', function() {
 
     var firaFont = new FontFace(
       'Fira Code',
-      'url(https://cdn.jsdelivr.net/gh/tonsky/FiraCode@1.207/distr/woff/FiraCode-Regular.woff)'
+      'url(/test/assets/FiraCode-Regular.woff)'
     );
     var ligatureFont = new FontFace(
       'LigatureSymbols',
-      'url(https://cdn.jsdelivr.net/gh/kudakurage/LigatureSymbols/LigatureSymbols-2.11.woff)'
+      'url(/test/assets/LigatureSymbols.woff)'
     );
     var materialFont = new FontFace(
       'Material Icons',
-      'url(https://fonts.gstatic.com/s/materialicons/v48/flUhRq6tzZclQEJ-Vdg-IuiaDsNcIhQ8tQ.woff2)'
-    );
-    var robotoFont = new FontFace(
-      'Roboto',
-      'url(https://fonts.gstatic.com/s/roboto/v20/KFOmCnqEu92Fr1Mu4mxKKTU1Kg.woff2)'
+      'url(/test/assets/MaterialIcons.woff2)'
     );
+    var robotoFont = new FontFace('Roboto', 'url(/test/assets/Roboto.woff2)');
 
     window.Promise.all([
       firaFont.load(),