diff --git a/docs/rh-log.txt b/docs/rh-log.txt
index bfae5c120..a79dbdeed 100644
--- a/docs/rh-log.txt
+++ b/docs/rh-log.txt
@@ -1,4 +1,5 @@
 January 2, 2010  (Changes by Graf Zahl)
+- fixed: The GAMEINFO parser needs to use C mode.
 - fixed: Polyobjects could contain segs that weren't flagged as such.
 - fixed: Trying to show a popup crashed in the SBARINFO code because of a 
   missing NULL pointer check.
diff --git a/src/d_main.cpp b/src/d_main.cpp
index 3de2bab7c..60546f68e 100644
--- a/src/d_main.cpp
+++ b/src/d_main.cpp
@@ -1642,6 +1642,7 @@ static FString ParseGameInfo(TArray<FString> &pwads, const char *fn, const char
 	const char *lastSlash = strrchr (fn, '/');
 
 	sc.OpenMem("GAMEINFO", data, size);
+	sc.SetCMode(true);
 	while(sc.GetToken())
 	{
 		sc.TokenMustBe(TK_Identifier);