diff --git a/src/pkcs11/framework-pkcs15.c b/src/pkcs11/framework-pkcs15.c
index 15add105..c30167e5 100644
--- a/src/pkcs11/framework-pkcs15.c
+++ b/src/pkcs11/framework-pkcs15.c
@@ -4541,7 +4541,7 @@ static int register_ec_mechanisms(struct sc_pkcs11_card *p11card, int flags,
 	if (ext_flags & SC_ALGORITHM_EXT_EC_NAMEDCURVE)
 		ec_flags |= CKF_EC_NAMEDCURVE;
 	if (ext_flags & SC_ALGORITHM_EXT_EC_UNCOMPRESES)
-		ec_flags |= CKF_EC_UNCOMPRESES;
+		ec_flags |= CKF_EC_UNCOMPRESS;
 	if (ext_flags & SC_ALGORITHM_EXT_EC_COMPRESS)
 		ec_flags |= CKF_EC_COMPRESS;
 
diff --git a/src/pkcs11/pkcs11.h b/src/pkcs11/pkcs11.h
index 1a51a31e..fe3d6b10 100644
--- a/src/pkcs11/pkcs11.h
+++ b/src/pkcs11/pkcs11.h
@@ -715,7 +715,7 @@ struct ck_mechanism_info
 #define CKF_EC_F_2M			(1UL << 21)
 #define CKF_EC_ECPARAMETERS	(1UL << 22)
 #define CKF_EC_NAMEDCURVE	(1UL << 23)
-#define CKF_EC_UNCOMPRESES	(1UL << 24)
+#define CKF_EC_UNCOMPRESS	(1UL << 24)
 #define CKF_EC_COMPRESS		(1UL << 25)
 
 /* Flags for C_WaitForSlotEvent.  */