diff --git a/lib/core/typeinfo.nim b/lib/core/typeinfo.nim
index 18d2091b9fa9..9094462ffce7 100644
--- a/lib/core/typeinfo.nim
+++ b/lib/core/typeinfo.nim
@@ -114,19 +114,19 @@ when not defined(js):
   template `rawType=`(x: var Any, p: PNimType) =
     x.rawTypePtr = cast[pointer](p)
 
-proc genericAssign(dest, src: pointer, mt: PNimType) {.importCompilerProc.}
+proc genericAssign(dest, src: pointer, mt: PNimType) {.importcompilerproc.}
 
 when not defined(gcDestructors):
-  proc genericShallowAssign(dest, src: pointer, mt: PNimType) {.importCompilerProc.}
-  proc incrSeq(seq: PGenSeq, elemSize, elemAlign: int): PGenSeq {.importCompilerProc.}
-  proc newObj(typ: PNimType, size: int): pointer {.importCompilerProc.}
-  proc newSeq(typ: PNimType, len: int): pointer {.importCompilerProc.}
-  proc objectInit(dest: pointer, typ: PNimType) {.importCompilerProc.}
+  proc genericShallowAssign(dest, src: pointer, mt: PNimType) {.importcompilerproc.}
+  proc incrSeq(seq: PGenSeq, elemSize, elemAlign: int): PGenSeq {.importcompilerproc.}
+  proc newObj(typ: PNimType, size: int): pointer {.importcompilerproc.}
+  proc newSeq(typ: PNimType, len: int): pointer {.importcompilerproc.}
+  proc objectInit(dest: pointer, typ: PNimType) {.importcompilerproc.}
 else:
-  proc nimNewObj(size, align: int): pointer {.importCompilerProc.}
-  proc newSeqPayload(cap, elemSize, elemAlign: int): pointer {.importCompilerProc.}
+  proc nimNewObj(size, align: int): pointer {.importcompilerproc.}
+  proc newSeqPayload(cap, elemSize, elemAlign: int): pointer {.importcompilerproc.}
   proc prepareSeqAdd(len: int; p: pointer; addlen, elemSize, elemAlign: int): pointer {.
-    importCompilerProc.}
+    importcompilerproc.}
 
 template `+!!`(a, b): untyped = cast[pointer](cast[ByteAddress](a) + b)
 
diff --git a/lib/impure/nre.nim b/lib/impure/nre.nim
index f346d84cbb6d..03cbf5220ebe 100644
--- a/lib/impure/nre.nim
+++ b/lib/impure/nre.nim
@@ -281,7 +281,7 @@ proc matchesCrLf(pattern: Regex): bool =
   let newlineFlags = flags and (pcre.NEWLINE_CRLF or
                                 pcre.NEWLINE_ANY or
                                 pcre.NEWLINE_ANYCRLF)
-  if newLineFlags > 0u32:
+  if newlineFlags > 0u32:
     return true
 
   # get flags from build config
diff --git a/lib/pure/os.nim b/lib/pure/os.nim
index 9b08fe2e1435..81b432d7f42c 100644
--- a/lib/pure/os.nim
+++ b/lib/pure/os.nim
@@ -2888,7 +2888,7 @@ when defined(nimdoc):
 
 elif defined(nimscript): discard
 elif defined(nodejs):
-  type Argv = object of JSRoot
+  type Argv = object of JsRoot
   let argv {.importjs: "process.argv".} : Argv
   proc len(argv: Argv): int {.importjs: "#.length".}
   proc `[]`(argv: Argv, i: int): cstring {.importjs: "#[#]".}