diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 52ada44..6997ffd 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -876,7 +876,7 @@
 
 #if defined(MBEDTLS_SSL_TICKET_C) && \
     !( defined(MBEDTLS_GCM_C) || defined(MBEDTLS_CCM_C) || defined(MBEDTLS_CHACHAPOLY_C) )
-#error "MBEDTLS_SSL_TICKET_C  defined, but not all prerequisites"
+#error "MBEDTLS_SSL_TICKET_C defined, but not all prerequisites"
 #endif
 
 #if defined(MBEDTLS_SSL_TLS1_3_TICKET_NONCE_LENGTH) && \