diff --git a/library/modules/DFSteam.cpp b/library/modules/DFSteam.cpp
index 1fd064d56..103e2dfee 100644
--- a/library/modules/DFSteam.cpp
+++ b/library/modules/DFSteam.cpp
@@ -108,7 +108,7 @@ static bool is_running_on_wine() {
     return !!pwine_get_version;
 }
 
-static DWORD findProcess(LPWSTR name) {
+static DWORD findProcess(const LPWSTR name) {
     PROCESSENTRY32W entry;
     entry.dwSize = sizeof(PROCESSENTRY32W);