diff --git a/changelog.md b/changelog.md
index 21b7b16a07..10c6663126 100644
--- a/changelog.md
+++ b/changelog.md
@@ -55,6 +55,8 @@ proc enumToString*(enums: openArray[enum]): string =
   slightly. The `dumpLisp` macro in this module now outputs an
   indented proper Lisp, devoid of commas.
 
+- In `strutils` empty strings now no longer matched as substrings anymore.
+
 ### Language additions
 
 - Vm suport for float32<->int32 and float64<->int64 casts was added.
diff --git a/lib/pure/strutils.nim b/lib/pure/strutils.nim
index 1285f0e1c4..d3d2fe8a07 100644
--- a/lib/pure/strutils.nim
+++ b/lib/pure/strutils.nim
@@ -2614,7 +2614,7 @@ when isMainModule:
     doAssert "-lda-ldz -ld abc".replaceWord("-ld") == "-lda-ldz  abc"
 
     doAssert "-lda-ldz -ld abc".replaceWord("") == "-lda-ldz -ld abc"
-    doAssert "oo".replace("", "abc") == "abcoabcoabc"
+    doAssert "oo".replace("", "abc") == "oo"
 
     type MyEnum = enum enA, enB, enC, enuD, enE
     doAssert parseEnum[MyEnum]("enu_D") == enuD