diff --git a/tests/various/test_splitnets.tcl b/tests/various/test_splitnets.tcl
index 9cb2b4305..cab2e2e69 100644
--- a/tests/various/test_splitnets.tcl
+++ b/tests/various/test_splitnets.tcl
@@ -7,10 +7,11 @@ proc read_stats { file } {
     set ports 0
     set nets 0
     foreach line [split $result "\n"] {
-	if [regexp {Number of wires:[ \t]+([0-9]+)} $line tmp n] {
+	# Match upstream yosys stat format: " <count> <area> wires"
+	if [regexp {^\s*(\d+)\s+[\d.]+\s+wires\s*$} $line -> n] {
 	    set nets [expr $nets + $n]
 	}
-	if [regexp {Number of ports:[ \t]+([0-9]+)} $line tmp n] {
+	if [regexp {^\s*(\d+)\s+[\d.]+\s+ports\s*$} $line -> n] {
 	    set ports [expr $ports + $n]
 	}
     }