diff --git a/eng/common/scripts/job-matrix/job-matrix-functions.ps1 b/eng/common/scripts/job-matrix/job-matrix-functions.ps1
index d70ea6d87..198d68f00 100644
--- a/eng/common/scripts/job-matrix/job-matrix-functions.ps1
+++ b/eng/common/scripts/job-matrix/job-matrix-functions.ps1
@@ -338,6 +338,9 @@ function ProcessReplace {
     $replaceMatrix = @()
 
     foreach ($element in $matrix) {
+        if (!$element -or $element.Count -eq 0) {
+            continue
+        }
         $replacement = [MatrixParameter[]]@()
         if (!$element -or $element.Count -eq 0) {
             continue