diff --git a/tests/js/tcodegendeclproc.nim b/tests/js/tcodegendeclproc.nim
index 33064bdf12..7ad2cfcee2 100644
--- a/tests/js/tcodegendeclproc.nim
+++ b/tests/js/tcodegendeclproc.nim
@@ -3,7 +3,7 @@ discard """
 -1
 8
 '''
-  ccodecheck: "'console.log(-1); function fac__tcodegendeclproc_u1(n_p0)'"
+  ccodecheck: "'console.log(-1); function fac__tcodegendeclproc_u' \\d+ '(n_p0)'"
 """
 proc fac(n: int): int {.codegenDecl: "console.log(-1); function $2($3)".} =
   return n