diff --git a/test/echoargs.c b/test/echoargs.c
index 38ce5fa0fb..f61df450a1 100644
--- a/test/echoargs.c
+++ b/test/echoargs.c
@@ -37,8 +37,7 @@ int main(int argc, const char * const *argv, const char* const* env)
     apr_file_open_stdout(&file, pool);
     for (i = 1; i < argc; i++)
     {
-        if (i > 1) apr_file_puts(",", file);
-        apr_file_puts(argv[i], file);
+        apr_file_printf(file, "%d: [%s]\n", i, argv[i]);
     }
 
     apr_terminate();
diff --git a/test/testproc.c b/test/testproc.c
index 50ea8e751a..80f7195468 100644
--- a/test/testproc.c
+++ b/test/testproc.c
@@ -217,14 +217,16 @@ static void test_proc_args(abts_case* tc, void* data)
         actual = apr_pstrcat(p, actual, buf, NULL);
     }
 
-    expected = "1" ","
-               "" ","
-               "\"te st" ","
-               " a\\b" ","
-               " a\\\\b" ","
-               " \\" ","
-               "new\nline" ","
-               " \\\\";
+    expected =
+        "1: [1]" "\n"
+        "2: []" "\n"
+        "3: [\"te st]" "\n"
+        "4: [ a\\b]" "\n"
+        "5: [ a\\\\b]" "\n"
+        "6: [ \\]" "\n"
+        "7: [new\nline]" "\n"
+        "8: [ \\\\]" "\n";
+
     ABTS_STR_EQUAL(tc, expected, actual);
 }