diff --git a/dlls/ole32/ifs.c b/dlls/ole32/ifs.c
index bd8f483bd4f..ec20da364ea 100644
--- a/dlls/ole32/ifs.c
+++ b/dlls/ole32/ifs.c
@@ -116,7 +116,7 @@ static int AddMemoryLocation(LPVOID * pMem)
         return 1;
 }
 
-static int RemoveMemoryLocation(LPVOID * pMem)
+static int RemoveMemoryLocation(LPCVOID pMem)
 {
         LPVOID * Current;