1 files changed, 5 insertions, 5 deletions
diff --git a/lib/system/gc_ms.nim b/lib/system/gc_ms.nim
index 852f5d7aa..b4221f7fd 100644
--- a/lib/system/gc_ms.nim
+++ b/lib/system/gc_ms.nim
@@ -36,7 +36,7 @@ type
                    # local
     waMarkPrecise  # fast precise marking
 
-  Finalizer {.compilerproc.} = proc (self: pointer) {.nimcall, benign.}
+  Finalizer {.compilerproc.} = proc (self: pointer) {.nimcall, benign, raises: [].}
     # A ref type can have a finalizer that is called before the object's
     # storage is freed.
 
@@ -115,10 +115,10 @@ when BitsPerPage mod (sizeof(int)*8) != 0:
   {.error: "(BitsPerPage mod BitsPerUnit) should be zero!".}
 
 # forward declarations:
-proc collectCT(gch: var GcHeap; size: int) {.benign.}
-proc forAllChildren(cell: PCell, op: WalkOp) {.benign.}
-proc doOperation(p: pointer, op: WalkOp) {.benign.}
-proc forAllChildrenAux(dest: pointer, mt: PNimType, op: WalkOp) {.benign.}
+proc collectCT(gch: var GcHeap; size: int) {.benign, raises: [].}
+proc forAllChildren(cell: PCell, op: WalkOp) {.benign, raises: [].}
+proc doOperation(p: pointer, op: WalkOp) {.benign, raises: [].}
+proc forAllChildrenAux(dest: pointer, mt: PNimType, op: WalkOp) {.benign, raises: [].}
 # we need the prototype here for debugging purposes
 
 when defined(nimGcRefLeak):