diff --git a/usr.sbin/config/mkmakefile.c b/usr.sbin/config/mkmakefile.c
index ca9e8c14ec1d..260dd4cf9c42 100644
--- a/usr.sbin/config/mkmakefile.c
+++ b/usr.sbin/config/mkmakefile.c
@@ -336,8 +336,6 @@ makeenv(void)
 		}
 	}
 	fprintf(ofp, "\"\\0\"\n};\n");
-	if (ifp)
-		fclose(ifp);
 	fclose(ofp);
 	moveifchanged(path("env.c.new"), path("env.c"));
 }