diff --git a/quakespasm/Linux/Fitzquake.cbp b/quakespasm/Linux/Fitzquake.cbp
index 6ab12cb0..7bf8162c 100644
--- a/quakespasm/Linux/Fitzquake.cbp
+++ b/quakespasm/Linux/Fitzquake.cbp
@@ -76,6 +76,10 @@
 			<Option compilerVar="CC" />
 		</Unit>
 		<Unit filename="../Quake/common.h" />
+		<Unit filename="../Quake/conback.c">
+			<Option compilerVar="CC" />
+		</Unit>
+		<Unit filename="../Quake/conback.h" />
 		<Unit filename="../Quake/console.c">
 			<Option compilerVar="CC" />
 		</Unit>