diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e4cef31e23..b831b28314 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2019-03-24  Tom Tromey  <tom@tromey.com>
+
+	* expression.h: Don't include symtab.h.
+	(struct block): Forward declare.
+
 2019-03-24  Tom Tromey  <tom@tromey.com>
 
 	* c-exp.y (typebase): Remove casts.
diff --git a/gdb/expression.h b/gdb/expression.h
index 36f18be6af..8db4b9d7e2 100644
--- a/gdb/expression.h
+++ b/gdb/expression.h
@@ -20,9 +20,6 @@
 #if !defined (EXPRESSION_H)
 #define EXPRESSION_H 1
 
-
-#include "symtab.h"		/* Needed for "struct block" type.  */
-
 /* While parsing expressions we need to track the innermost lexical block
    that we encounter.  In some situations we need to track the innermost
    block just for symbols, and in other situations we want to track the