diff --git a/src/drawing.c b/src/drawing.c
index aa32859a9..7d9932e19 100644
--- a/src/drawing.c
+++ b/src/drawing.c
@@ -7,7 +7,6 @@
 #include "rm.h"
 #include "objclass.h"
 #include "monsym.h"
-#include "tcap.h"
 
 /* Relevant header information in rm.h, objclass.h, and monsym.h. */
 
diff --git a/src/symbols.c b/src/symbols.c
index efb76c37c..f8b0cf457 100644
--- a/src/symbols.c
+++ b/src/symbols.c
@@ -3,6 +3,7 @@
 /* NetHack may be freely redistributed.  See license for details. */
 
 #include "hack.h"
+#include "tcap.h"
 
 extern const uchar def_r_oc_syms[MAXOCLASSES];      /* drawing.c */
 
diff --git a/win/tty/termcap.c b/win/tty/termcap.c
index cc9981032..37de8ff98 100644
--- a/win/tty/termcap.c
+++ b/win/tty/termcap.c
@@ -355,7 +355,7 @@ int state;
 }
 
 #ifdef TERMLIB
-extern void NDECL((*decgraphics_mode_callback)); /* defined in drawing.c */
+extern void NDECL((*decgraphics_mode_callback)); /* defined in symbols.c */
 static void NDECL(tty_decgraphics_termcap_fixup);
 
 /*