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-rw-r--r--src/include/regex/utils.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/regex/utils.h b/src/include/regex/utils.h
index b2e2307e1d0..461e7ad6b0e 100644
--- a/src/include/regex/utils.h
+++ b/src/include/regex/utils.h
@@ -39,6 +39,8 @@
#include "postgres.h"
+#include "limits.h"
+
/* utility definitions */
#define DUPMAX 100000000 /* xxx is this right? */
#define INFINITY (DUPMAX + 1)