diff --git a/.changeset/great-ravens-grab.md b/.changeset/great-ravens-grab.md
new file mode 100644
index 000000000..986df8d19
--- /dev/null
+++ b/.changeset/great-ravens-grab.md
@@ -0,0 +1,5 @@
+---
+'@microsoft/atlas-css': patch
+---
+
+Add !important flag to line-height-normal and white-space atomics.
diff --git a/css/src/atomics/typography.scss b/css/src/atomics/typography.scss
index 9003164bf..ffb736c35 100644
--- a/css/src/atomics/typography.scss
+++ b/css/src/atomics/typography.scss
@@ -199,23 +199,23 @@
 // Line height
 
 .line-height-normal {
-	line-height: $line-height-normal;
+	line-height: $line-height-normal !important;
 }
 
 // White space
 
 .white-space-normal {
-	white-space: normal;
+	white-space: normal !important;
 }
 
 .white-space-nowrap {
-	white-space: nowrap;
+	white-space: nowrap !important;
 }
 
 .white-space-pre {
-	white-space: pre;
+	white-space: pre !important;
 }
 
 .white-space-pre-wrap {
-	white-space: pre-wrap;
+	white-space: pre-wrap !important;
 }