diff --git a/source/Video.cpp b/source/Video.cpp
index ab4ff8f6..b1feaf47 100644
--- a/source/Video.cpp
+++ b/source/Video.cpp
@@ -1322,7 +1322,7 @@ bool VideoGetSWTEXT(void)
 
 bool VideoGetSWAltCharSet(void)
 {
-	return g_nAltCharSetOffset == 0;
+	return g_nAltCharSetOffset != 0;
 }
 
 //===========================================================================