diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c
index d5f770a71d6c..65cf17b7c5d0 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -46,9 +46,9 @@
 #define CEX3C_MIN_MOD_SIZE	PCIXCC_MIN_MOD_SIZE
 #define CEX3C_MAX_MOD_SIZE	PCIXCC_MAX_MOD_SIZE
 
-#define PCIXCC_MCL2_SPEED_RATING	7870	/* FIXME: needs finetuning */
+#define PCIXCC_MCL2_SPEED_RATING	7870
 #define PCIXCC_MCL3_SPEED_RATING	7870
-#define CEX2C_SPEED_RATING		8540
+#define CEX2C_SPEED_RATING		7000
 #define CEX3C_SPEED_RATING		10000	/* FIXME: needs finetuning */
 
 #define PCIXCC_MAX_ICA_MESSAGE_SIZE 0x77c  /* max size type6 v2 crt message */