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-rw-r--r--include/environment.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/environment.h b/include/environment.h
index 53d92df1f2..e8b6e45c33 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -160,7 +160,7 @@ extern struct hsearch_data env_htab;
unsigned char env_get_char (int);
/* Function that returns a pointer to a value from the environment */
-unsigned char *env_get_addr(int);
+const unsigned char *env_get_addr(int);
unsigned char env_get_char_memory (int index);
/* Function that updates CRC of the enironment */