diff --git a/src/Nazara/Core/File.cpp b/src/Nazara/Core/File.cpp
index 0325444b8..f4aaec911 100644
--- a/src/Nazara/Core/File.cpp
+++ b/src/Nazara/Core/File.cpp
@@ -299,7 +299,7 @@ bool NzFile::Open(unsigned long openMode)
 	}
 
 	if (m_openMode & Text)
-		m_streamOptions &= nzStreamOption_Text;
+		m_streamOptions |= nzStreamOption_Text;
 
 	return true;
 }