diff --git a/src/selector/support.js b/src/selector/support.js
index 9763b00553..ea9f240503 100644
--- a/src/selector/support.js
+++ b/src/selector/support.js
@@ -3,7 +3,7 @@ import support from "../var/support.js";
 try {
 	/* eslint-disable no-undef */
 
-	// Support: Chrome 105+, Firefox 104+, Safari 15.4+
+	// Support: Chrome 105+, Firefox <106, Safari 15.4+
 	// Make sure forgiving mode is not used in `CSS.supports( "selector(...)" )`.
 	//
 	// `:is()` uses a forgiving selector list as an argument and is widely
diff --git a/test/unit/support.js b/test/unit/support.js
index e3a7778c4b..cf8d9d6cdf 100644
--- a/test/unit/support.js
+++ b/test/unit/support.js
@@ -70,10 +70,14 @@ testIframe(
 				cssSupportsSelector: false,
 				reliableTrDimensions: true
 			},
-			firefox: {
+			firefox_102: {
 				cssSupportsSelector: false,
 				reliableTrDimensions: false
 			},
+			firefox: {
+				cssSupportsSelector: true,
+				reliableTrDimensions: false
+			},
 			ios: {
 				cssSupportsSelector: false,
 				reliableTrDimensions: true
@@ -88,6 +92,8 @@ testIframe(
 		expected = expectedMap.chrome;
 	} else if ( /\b\d+(\.\d+)+ safari/i.test( userAgent ) ) {
 		expected = expectedMap.safari;
+	} else if ( /firefox\/102\./i.test( userAgent ) ) {
+		expected = expectedMap.firefox_102;
 	} else if ( /firefox/i.test( userAgent ) ) {
 		expected = expectedMap.firefox;
 	} else if ( /(?:iphone|ipad);.*(?:iphone)? os \d+_/i.test( userAgent ) ) {