diff --git a/src/csplit.c b/src/csplit.c
index 2ee32a3e6..2b8649e0b 100644
--- a/src/csplit.c
+++ b/src/csplit.c
@@ -40,10 +40,6 @@
 
 #define AUTHORS N_ ("Stuart Kemp and David MacKenzie")
 
-#ifdef STDC_HEADERS
-# include <stdlib.h>
-#endif
-
 #ifndef TRUE
 # define FALSE 0
 # define TRUE 1