diff --git a/lib/busvoodoo_i2c.c b/lib/busvoodoo_i2c.c
index 26aee15..24011ec 100644
--- a/lib/busvoodoo_i2c.c
+++ b/lib/busvoodoo_i2c.c
@@ -99,8 +99,8 @@ static bool busvoodoo_i2c_setup(char** prefix, const char* line)
 				}
 			}
 			if (BUSVOODOO_I2C_SETTING_PULLUP==busvoodoo_i2c_setting) { // if next setting
-				printf("1) open-drain, with embedded pull-up (2kO)\n");
-				printf("2) open-drain, with external pull-up\n");
+				printf("1) open-drain, with embedded pull-up resistors (2kO)\n");
+				printf("2) open-drain, with external pull-up resistors\n");
 				snprintf(busvoodoo_global_string, LENGTH(busvoodoo_global_string), "drive mode (1,2) [%c]", busvoodoo_i2c_embedded_pullup ? '1' : '2'); // show drive mode
 				*prefix = busvoodoo_global_string; // display next setting
 			}
diff --git a/lib/busvoodoo_spi.c b/lib/busvoodoo_spi.c
index bd19ab6..3b28a05 100644
--- a/lib/busvoodoo_spi.c
+++ b/lib/busvoodoo_spi.c
@@ -169,8 +169,8 @@ static bool busvoodoo_spi_setup(char** prefix, const char* line)
 			}
 			if (BUSVOODOO_SPI_SETTING_DRIVE==busvoodoo_spi_setting) { // if next setting
 				printf("1) push-pull (3.3V)\n");
-				printf("2) open-drain, with embedded pull-up (2kO)\n");
-				printf("3) open-drain, with external pull-up\n");
+				printf("2) open-drain, with embedded pull-up resistors (2kO)\n");
+				printf("3) open-drain, with external pull-up resistors\n");
 				snprintf(busvoodoo_global_string, LENGTH(busvoodoo_global_string), "drive mode (1,2,3) [%c]", busvoodoo_spi_drive ? '1' : (busvoodoo_spi_pullup ? '2' : '3')); // show drive mode
 				*prefix = busvoodoo_global_string; // display next setting
 			}