diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 3065df5..306db03 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -280,7 +280,8 @@
 #endif
 
 #if defined(MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED) &&                 \
-    ( !defined(MBEDTLS_ECDH_C) || !defined(MBEDTLS_ECDSA_C) ||          \
+    ( !defined(MBEDTLS_ECDH_C) ||                                       \
+      !(defined(MBEDTLS_ECDSA_C) || defined(PSA_HAS_FULL_ECDSA)) ||     \
       !defined(MBEDTLS_X509_CRT_PARSE_C) )
 #error "MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED defined, but not all prerequisites"
 #endif
@@ -313,7 +314,8 @@
 #endif
 
 #if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) &&                 \
-    ( !defined(MBEDTLS_ECDH_C) || !defined(MBEDTLS_ECDSA_C) ||          \
+    ( !defined(MBEDTLS_ECDH_C) ||                                       \
+      !(defined(MBEDTLS_ECDSA_C) || defined(PSA_HAS_FULL_ECDSA)) ||     \
       !defined(MBEDTLS_X509_CRT_PARSE_C) )
 #error "MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED defined, but not all prerequisites"
 #endif
diff --git a/include/mbedtls/config_psa.h b/include/mbedtls/config_psa.h
index 48b2d32..8dff072 100644
--- a/include/mbedtls/config_psa.h
+++ b/include/mbedtls/config_psa.h
@@ -308,6 +308,11 @@
 #define PSA_HAVE_SOFT_BLOCK_AEAD 1
 #endif
 
+#if defined(PSA_WANT_ALG_ECDSA) && defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR) && \
+    defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY)
+#define PSA_HAS_FULL_ECDSA 1
+#endif
+
 #if defined(PSA_WANT_KEY_TYPE_AES)
 #if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_AES)
 #define PSA_HAVE_SOFT_KEY_TYPE_AES 1