diff --git a/curses.h b/curses.h
index 871fa782..63f4b89e 100644
--- a/curses.h
+++ b/curses.h
@@ -42,7 +42,7 @@ Defined by this header:
 #define PDC_VER_CHANGE   0
 #define PDC_VER_YEAR   2024
 #define PDC_VER_MONTH    03
-#define PDC_VER_DAY      11
+#define PDC_VER_DAY      13
 
 #define PDC_STRINGIZE( x) #x
 #define PDC_stringize( x) PDC_STRINGIZE( x)
diff --git a/x11/aclocal.m4 b/x11/aclocal.m4
index bbb3c190..c351b3fd 100644
--- a/x11/aclocal.m4
+++ b/x11/aclocal.m4
@@ -516,8 +516,8 @@ if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = yes"; then
 	CC2O="-o $"'@'
 	AC_MSG_RESULT(yes)
 else
-	O2SAVE="-mv \`basename "$'@'" .sho\`.o \`basename "$'@'" .sho\`.o.save;"
-	SAVE2O="-mv \`basename "$'@'" .sho\`.o "$'@'"; mv \`basename "$'@'" .sho\`.o.save \`basename "$'@'" .sho\`.o"
+	O2SAVE="-mv \`basename "\$'@'" .sho\`.o \`basename "\$'@'" .sho\`.o.save;"
+	SAVE2O="-mv \`basename "\$'@'" .sho\`.o "\$'@'"; mv \`basename "\$'@'" .sho\`.o.save \`basename "\$'@'" .sho\`.o"
 	CC2O=""
 	AC_MSG_RESULT(no)
 fi