Fix copypasta
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/include/mbedtls/ctr_drbg.h b/include/mbedtls/ctr_drbg.h
index 216169c..0b7cce1 100644
--- a/include/mbedtls/ctr_drbg.h
+++ b/include/mbedtls/ctr_drbg.h
@@ -41,7 +41,7 @@
* When MBEDTLS_AES_C is disabled, the CTR_DRBG module calls PSA crypto and
* thus benefits from the PSA AES accelerator driver.
* It is technically possible to enable MBEDTLS_CTR_DRBG_USE_PSA_CRYPTO
- * to use PSA even when MBEDTLS_AES_C is disabled, but there is very little
+ * to use PSA even when MBEDTLS_AES_C is enabled, but there is very little
* reason to do so other than testing purposes and this is not officially
* supported.
*/