diff --git a/src/tests/stdlib/replace_once.ab b/src/tests/stdlib/replace_once.ab
deleted file mode 100644
index 66821b5c..00000000
--- a/src/tests/stdlib/replace_once.ab
+++ /dev/null
@@ -1,19 +0,0 @@
-import * from "std/text"
-
-// Output
-// TWO one one
-// a\\b\c\d
-// first..second
-// third
-// fourth
-// mono
-// di
-// tri
-
-main {
-    echo replace_once("one one one", "one", "TWO")
-    echo replace_once("a\\b\\c\\d", "\\", "\\\\")
-    echo replace_once("first\nsecond\nthird\nfourth", "\n", "..")
-    // other newlines should not be touched
-    echo replace_once("mono\ndo\ntri", "do\n", "di\n")
-}
diff --git a/src/tests/stdlib/text_replace_one.ab b/src/tests/stdlib/text_replace_one.ab
index e1cc16ba..54f0e4b6 100644
--- a/src/tests/stdlib/text_replace_one.ab
+++ b/src/tests/stdlib/text_replace_one.ab
@@ -1,5 +1,19 @@
 import * from "std/text"
 
+// Output
+// TWO one one
+// a\\b\c\d
+// first..second
+// third
+// fourth
+// mono
+// di
+// tri
+
 main {
-    echo replace_one("Succinctly", "inctly", "eeded")
+    echo replace_one("one one one", "one", "TWO")
+    echo replace_one("a\\b\\c\\d", "\\", "\\\\")
+    echo replace_one("first\nsecond\nthird\nfourth", "\n", "..")
+    // other newlines should not be touched
+    echo replace_one("mono\ndo\ntri", "do\n", "di\n")
 }