diff --git a/info/Commands/Makefile b/info/Commands/Makefile
index d2224a61..d51ab459 100644
--- a/info/Commands/Makefile
+++ b/info/Commands/Makefile
@@ -33,7 +33,7 @@ INFOOBJS = $(INFOSRCS:.t=)
 
 HTMLOBJS = $(INFOSRCS:.t=.)
 
-include MakeSrcs
+-include MakeSrcs
 
 .SUFFIXES: .t
 
diff --git a/info/Concepts/Makefile b/info/Concepts/Makefile
index d2224a61..d51ab459 100644
--- a/info/Concepts/Makefile
+++ b/info/Concepts/Makefile
@@ -33,7 +33,7 @@ INFOOBJS = $(INFOSRCS:.t=)
 
 HTMLOBJS = $(INFOSRCS:.t=.)
 
-include MakeSrcs
+-include MakeSrcs
 
 .SUFFIXES: .t
 
diff --git a/info/Introduction/Makefile b/info/Introduction/Makefile
index d2224a61..d51ab459 100644
--- a/info/Introduction/Makefile
+++ b/info/Introduction/Makefile
@@ -33,7 +33,7 @@ INFOOBJS = $(INFOSRCS:.t=)
 
 HTMLOBJS = $(INFOSRCS:.t=.)
 
-include MakeSrcs
+-include MakeSrcs
 
 .SUFFIXES: .t
 
diff --git a/info/Server/Makefile b/info/Server/Makefile
index d2224a61..d51ab459 100644
--- a/info/Server/Makefile
+++ b/info/Server/Makefile
@@ -33,7 +33,7 @@ INFOOBJS = $(INFOSRCS:.t=)
 
 HTMLOBJS = $(INFOSRCS:.t=.)
 
-include MakeSrcs
+-include MakeSrcs
 
 .SUFFIXES: .t