diff --git a/src/resources.c b/src/resources.c
index 09ee8a1..a04786c 100644
--- a/src/resources.c
+++ b/src/resources.c
@@ -83,7 +83,7 @@ static BOOL check_in_list(PRESFILE presfile)
   return FALSE;
 }
 
-HRESULT Rsrc_load_file(LPCSTR filename, PHRESFILE newhandle)
+HRESULT Rsrc_load_file(PCSTR filename, PHRESFILE newhandle)
 {
   HRESULT hr = S_OK;
   PRESFILE pfile = NULL;
@@ -145,7 +145,7 @@ HRESULT Rsrc_close_file(HRESFILE handle)
   return E_HANDLE;
 }
 
-HRESULT Rsrc_find_resource(HRESFILE hfile, LPCSTR name, LPCSTR type, PHRSRC presource)
+HRESULT Rsrc_find_resource(HRESFILE hfile, PCSTR name, PCSTR type, PHRSRC presource)
 {
   HRESULT hr = S_OK;
   PRESFILE pfile = (PRESFILE)hfile;
diff --git a/src/resources.h b/src/resources.h
index d6bae71..082a3a2 100644
--- a/src/resources.h
+++ b/src/resources.h
@@ -28,9 +28,9 @@ typedef HANDLE HRSRC;       /* handle to resource */
 typedef HRESFILE *PHRESFILE;
 typedef HRSRC *PHRSRC;
 
-extern HRESULT Rsrc_load_file(LPCSTR filename, PHRESFILE newhandle);
+extern HRESULT Rsrc_load_file(PCSTR filename, PHRESFILE newhandle);
 extern HRESULT Rsrc_close_file(HRESFILE handle);
-extern HRESULT Rsrc_find_resource(HRESFILE hfile, LPCSTR name, LPCSTR type, PHRSRC presource);
+extern HRESULT Rsrc_find_resource(HRESFILE hfile, PCSTR name, PCSTR type, PHRSRC presource);
 extern HRESULT Rsrc_free_resource(HRSRC resource);
 extern UINT Rsrc_sizeof_resource(HRSRC resource);
 extern HRESULT Rsrc_read_resource_here(HRSRC resource, PVOID buffer, UINT size, PUINT actual_read);