diff --git a/src/include/Makefile.am b/src/include/Makefile.am
index 2d362f25..ed244d0f 100644
--- a/src/include/Makefile.am
+++ b/src/include/Makefile.am
@@ -7,4 +7,4 @@ noinst_HEADERS = \
     ourhdr.h client.h server.h sharedres.h sockio.h drawsemop.h \
     gal.h newgal.h memops.h incoreres.h sysres.h clipboard.h \
     glyph.h license.h mgsock.h unicode-ops.h \
-    linux-tty.h debug.h
+    linux-tty.h debug.h map.h