diff --git a/tests/src/psa_exercise_key.c b/tests/src/psa_exercise_key.c
index 9f80d7b..869da7d 100644
--- a/tests/src/psa_exercise_key.c
+++ b/tests/src/psa_exercise_key.c
@@ -243,6 +243,13 @@
         nonce_length = 12;
     }
 
+    /* IV length for CCM needs to be between 7 and 13 bytes */
+    if( PSA_ALG_AEAD_WITH_SHORTENED_TAG( alg, 0 ) ==
+        PSA_ALG_AEAD_WITH_SHORTENED_TAG( PSA_ALG_CCM, 0 ) )
+    {
+        nonce_length = 12;
+    }
+
     if( usage & PSA_KEY_USAGE_ENCRYPT )
     {
         PSA_ASSERT( psa_aead_encrypt( key, alg,