diff --git a/uECC.c b/uECC.c
index 684d32f..c7a5286 100644
--- a/uECC.c
+++ b/uECC.c
@@ -2380,12 +2380,12 @@ int uECC_verify(const uint8_t p_publicKey[uECC_BYTES*2], const uint8_t p_hash[uE
     return vli_equal(rx, r);
 }
 
-int uECC_bytes()
+int uECC_bytes(void)
 {
     return uECC_BYTES;
 }
 
-int uECC_curve()
+int uECC_curve(void)
 {
     return uECC_CURVE;
 }
diff --git a/uECC.h b/uECC.h
index 2a41772..18c1adb 100644
--- a/uECC.h
+++ b/uECC.h
@@ -179,24 +179,14 @@ Returns 1 if the public key is valid, 0 if it is invalid.
 int uECC_valid_public_key(const uint8_t p_publicKey[uECC_BYTES*2]);
 
 /* uECC_bytes() function.
-Return the value of uECC_BYTES. Helpful for foreign-interfaces to higher-level languages.
-
-Inputs:
-    (none)
-
-Returns the value of uECC_BYTES
+Returns the value of uECC_BYTES. Helpful for foreign-interfaces to higher-level languages.
 */
-int uECC_bytes();
+int uECC_bytes(void);
 
 /* uECC_curve() function.
-Return the value of uECC_CURVE. Helpful for foreign-interfaces to higher-level languages.
-
-Inputs:
-    (none)
-
-Returns the value of uECC_CURVE
+Returns the value of uECC_CURVE. Helpful for foreign-interfaces to higher-level languages.
 */
-int uECC_curve();
+int uECC_curve(void);
 
 #ifdef __cplusplus
 } /* end of extern "C" */