2 files changed, 2 insertions, 2 deletions
diff --git a/src/graphics/engine/particle.cpp b/src/graphics/engine/particle.cpp
index 37a3975..c177deb 100644
--- a/src/graphics/engine/particle.cpp
+++ b/src/graphics/engine/particle.cpp
@@ -200,7 +200,7 @@ void Gfx::CParticle::DrawParticle(int sheet)
     // TODO!
 }
 
-bool Gfx::CParticle::WriteWheelTrace(char *filename, int width, int height, Math::Vector dl, Math::Vector ur)
+bool Gfx::CParticle::WriteWheelTrace(const char *filename, int width, int height, Math::Vector dl, Math::Vector ur)
 {
     GetLogger()->Trace("CParticle::WriteWheelTrace() stub!\n");
     // TODO!
diff --git a/src/graphics/engine/particle.h b/src/graphics/engine/particle.h
index c53aea5..f78e242 100644
--- a/src/graphics/engine/particle.h
+++ b/src/graphics/engine/particle.h
@@ -306,7 +306,7 @@ public:
     void        FrameParticle(float rTime);
     void        DrawParticle(int sheet);
 
-    bool        WriteWheelTrace(char *filename, int width, int height, Math::Vector dl, Math::Vector ur);
+    bool        WriteWheelTrace(const char *filename, int width, int height, Math::Vector dl, Math::Vector ur);
 
 protected:
     void        DeleteRank(int rank);