diff --git a/sys/Kconfig b/sys/Kconfig
index 02a636d7c1..3c768062d6 100644
--- a/sys/Kconfig
+++ b/sys/Kconfig
@@ -42,6 +42,7 @@ rsource "posix/Kconfig"
 rsource "oneway-malloc/Kconfig"
 rsource "phydat/Kconfig"
 rsource "pm_layered/Kconfig"
+rsource "progress_bar/Kconfig"
 rsource "ps/Kconfig"
 rsource "random/Kconfig"
 rsource "saul_reg/Kconfig"
diff --git a/sys/include/progress_bar.h b/sys/include/progress_bar.h
index d1f3855654..5c7f9b0ea3 100644
--- a/sys/include/progress_bar.h
+++ b/sys/include/progress_bar.h
@@ -29,50 +29,50 @@ extern "C" {
 /**
  * @brief   Progress bar maximum characters length
  */
-#ifndef PROGRESS_BAR_LENGTH
-#define PROGRESS_BAR_LENGTH                     (25U)
+#ifndef CONFIG_PROGRESS_BAR_LENGTH
+#define CONFIG_PROGRESS_BAR_LENGTH                     (25U)
 #endif
 
 /**
  * @brief   Progress bar character
  */
-#ifndef PROGRESS_BAR_FULL_CHARACTER
-#define PROGRESS_BAR_FULL_CHARACTER             "█"
+#ifndef CONFIG_PROGRESS_BAR_FULL_CHARACTER
+#define CONFIG_PROGRESS_BAR_FULL_CHARACTER             "█"
 #endif
 
 /**
  * @brief   Progress bar empty character
  */
-#ifndef PROGRESS_BAR_EMPTY_CHARACTER
-#define PROGRESS_BAR_EMPTY_CHARACTER            " "
+#ifndef CONFIG_PROGRESS_BAR_EMPTY_CHARACTER
+#define CONFIG_PROGRESS_BAR_EMPTY_CHARACTER            " "
 #endif
 
 /**
  * @brief   Character displayed on the left of the progress bar
  */
-#ifndef PROGRESS_BAR_PREFIX_CHARACTER
-#define PROGRESS_BAR_PREFIX_CHARACTER           "|"
+#ifndef CONFIG_PROGRESS_BAR_PREFIX_CHARACTER
+#define CONFIG_PROGRESS_BAR_PREFIX_CHARACTER           "|"
 #endif
 
 /**
  * @brief   Character displayed on the left of the progress bar
  */
-#ifndef PROGRESS_BAR_SUFFIX_CHARACTER
-#define PROGRESS_BAR_SUFFIX_CHARACTER           "|"
+#ifndef CONFIG_PROGRESS_BAR_SUFFIX_CHARACTER
+#define CONFIG_PROGRESS_BAR_SUFFIX_CHARACTER           "|"
 #endif
 
 /**
  * @brief   Progress bar prefix max length
  */
-#ifndef PROGRESS_BAR_PREFIX_MAX_LENGTH
-#define PROGRESS_BAR_PREFIX_MAX_LENGTH          (32U)
+#ifndef CONFIG_PROGRESS_BAR_PREFIX_MAX_LENGTH
+#define CONFIG_PROGRESS_BAR_PREFIX_MAX_LENGTH          (32U)
 #endif
 
 /**
  * @brief   Progress bar suffix max length
  */
-#ifndef PROGRESS_BAR_SUFFIX_MAX_LENGTH
-#define PROGRESS_BAR_SUFFIX_MAX_LENGTH          (32U)
+#ifndef CONFIG_PROGRESS_BAR_SUFFIX_MAX_LENGTH
+#define CONFIG_PROGRESS_BAR_SUFFIX_MAX_LENGTH          (32U)
 #endif
 
 /**
@@ -82,9 +82,9 @@ typedef struct {
     /**  Current value of the progress bar. Must be between 0 and 100 (included) */
     uint8_t value;
     /** Prefix displayed on the left of the progress bar */
-    char prefix[PROGRESS_BAR_PREFIX_MAX_LENGTH];
+    char prefix[CONFIG_PROGRESS_BAR_PREFIX_MAX_LENGTH];
     /** Suffix displayed on the right of the progress bar */
-    char suffix[PROGRESS_BAR_SUFFIX_MAX_LENGTH];
+    char suffix[CONFIG_PROGRESS_BAR_SUFFIX_MAX_LENGTH];
 } progress_bar_t;
 
 /**
diff --git a/sys/progress_bar/Kconfig b/sys/progress_bar/Kconfig
new file mode 100644
index 0000000000..afae742786
--- /dev/null
+++ b/sys/progress_bar/Kconfig
@@ -0,0 +1,58 @@
+# Copyright (c) 2021 Inria
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+#
+
+config MODULE_PROGRESS_BAR
+    bool "A simple CLI progress bar"
+    depends on TEST_KCONFIG
+
+menuconfig KCONFIG_USEMODULE_PROGRESS_BAR
+    bool "Configure progress bar module"
+    depends on USEMODULE_PROGRESS_BAR
+    help
+        Configure the progress bar module using Kconfig.
+
+if KCONFIG_USEMODULE_PROGRESS_BAR
+
+config PROGRESS_BAR_LENGTH
+    int "Progress bar length"
+    default 25
+    help
+       Progress bar maximum characters length
+
+config PROGRESS_BAR_FULL_CHARACTER
+    string "Progress bar character"
+    default "█"
+    help
+        The character that will be printed when the progress bar fills up.
+
+config PROGRESS_BAR_EMPTY_CHARACTER
+    string "Progress bar empty character"
+    default " "
+    help
+         The character that will be printed when the progress bar empties.
+
+config PROGRESS_BAR_PREFIX_CHARACTER
+    string "Progress bar prefix"
+    default "|"
+    help
+        Character displayed on the left of the progress bar
+
+config PROGRESS_BAR_SUFFIX_CHARACTER
+    string "Progress bar suffix"
+    default "|"
+    help
+        Character displayed on the left of the progress bar
+
+config PROGRESS_BAR_PREFIX_MAX_LENGTH
+    int "Progress bar prefix max length"
+    default 32
+
+config PROGRESS_BAR_SUFFIX_MAX_LENGTH
+    int "Progress bar suffix max length"
+    default 32
+
+endif # KCONFIG_USEMODULE_PROGRESS_BAR
diff --git a/sys/progress_bar/progress_bar.c b/sys/progress_bar/progress_bar.c
index cdde2d00a9..932e7536b2 100644
--- a/sys/progress_bar/progress_bar.c
+++ b/sys/progress_bar/progress_bar.c
@@ -44,19 +44,19 @@ void progress_bar_print(char *prefix, char *suffix, uint8_t value)
         printf("%s", prefix);
     }
 
-    printf(PROGRESS_BAR_PREFIX_CHARACTER);
+    printf(CONFIG_PROGRESS_BAR_PREFIX_CHARACTER);
 
     /* Fully reprint the progress bar */
-    for (unsigned i = 0; i < PROGRESS_BAR_LENGTH; ++i) {
-        if (100 * i < (uint16_t)(value * PROGRESS_BAR_LENGTH)) {
-            printf(PROGRESS_BAR_FULL_CHARACTER);
+    for (unsigned i = 0; i < CONFIG_PROGRESS_BAR_LENGTH; ++i) {
+        if (100 * i < (uint16_t)(value * CONFIG_PROGRESS_BAR_LENGTH)) {
+            printf(CONFIG_PROGRESS_BAR_FULL_CHARACTER);
         }
         else {
-            printf(PROGRESS_BAR_EMPTY_CHARACTER);
+            printf(CONFIG_PROGRESS_BAR_EMPTY_CHARACTER);
         }
     }
 
-    printf(PROGRESS_BAR_SUFFIX_CHARACTER);
+    printf(CONFIG_PROGRESS_BAR_SUFFIX_CHARACTER);
 
     /* Display progress bar suffix if any */
     if (suffix) {
diff --git a/tests/progress_bar/Makefile b/tests/progress_bar/Makefile
index 38204f7906..a57c7a488f 100644
--- a/tests/progress_bar/Makefile
+++ b/tests/progress_bar/Makefile
@@ -3,24 +3,24 @@ include ../Makefile.tests_common
 USEMODULE += xtimer
 USEMODULE += progress_bar
 
-PROGRESS_BAR_LENGTH ?= 50
-PROGRESS_BAR_FULL_CHARACTER ?= "█"
-PROGRESS_BAR_EMPTY_CHARACTER ?= " "
+CONFIG_PROGRESS_BAR_LENGTH ?= 50
+CONFIG_PROGRESS_BAR_FULL_CHARACTER ?= "█"
+CONFIG_PROGRESS_BAR_EMPTY_CHARACTER ?= " "
 
 # Other nice progress bar characters:
-#PROGRESS_BAR_FULL_CHARACTER ?= "◉"
-#PROGRESS_BAR_EMPTY_CHARACTER ?= "◯"
-#PROGRESS_BAR_FULL_CHARACTER ?= "▣"
-#PROGRESS_BAR_EMPTY_CHARACTER ?= "▢"
+#CONFIG_PROGRESS_BAR_FULL_CHARACTER ?= "◉"
+#CONFIG_PROGRESS_BAR_EMPTY_CHARACTER ?= "◯"
+#CONFIG_PROGRESS_BAR_FULL_CHARACTER ?= "▣"
+#CONFIG_PROGRESS_BAR_EMPTY_CHARACTER ?= "▢"
 
-CFLAGS += -DPROGRESS_BAR_FULL_CHARACTER=\"$(PROGRESS_BAR_FULL_CHARACTER)\"
-CFLAGS += -DPROGRESS_BAR_EMPTY_CHARACTER=\"$(PROGRESS_BAR_EMPTY_CHARACTER)\"
-CFLAGS += -DPROGRESS_BAR_LENGTH=$(PROGRESS_BAR_LENGTH)
+CFLAGS += -DCONFIG_PROGRESS_BAR_FULL_CHARACTER=\"$(CONFIG_PROGRESS_BAR_FULL_CHARACTER)\"
+CFLAGS += -DCONFIG_PROGRESS_BAR_EMPTY_CHARACTER=\"$(CONFIG_PROGRESS_BAR_EMPTY_CHARACTER)\"
+CFLAGS += -DCONFIG_PROGRESS_BAR_LENGTH=$(CONFIG_PROGRESS_BAR_LENGTH)
 
 include $(RIOTBASE)/Makefile.include
 
 # Make custom progress bar characters available in Python test script via
 # environment variables
-export PROGRESS_BAR_FULL_CHARACTER
-export PROGRESS_BAR_EMPTY_CHARACTER
-export PROGRESS_BAR_LENGTH
+export CONFIG_PROGRESS_BAR_FULL_CHARACTER
+export CONFIG_PROGRESS_BAR_EMPTY_CHARACTER
+export CONFIG_PROGRESS_BAR_LENGTH
diff --git a/tests/progress_bar/tests/01-run.py b/tests/progress_bar/tests/01-run.py
index 572fd61ac5..29ebe6d41b 100755
--- a/tests/progress_bar/tests/01-run.py
+++ b/tests/progress_bar/tests/01-run.py
@@ -12,9 +12,9 @@ from testrunner import run
 
 
 TIMEOUT = 60
-LENGTH = int(os.getenv('PROGRESS_BAR_LENGTH'))
-FULL_CHARACTER = os.getenv('PROGRESS_BAR_FULL_CHARACTER')[1:-1]
-EMPTY_CHARACTER = os.getenv('PROGRESS_BAR_EMPTY_CHARACTER')[1:-1]
+LENGTH = int(os.getenv('CONFIG_PROGRESS_BAR_LENGTH'))
+FULL_CHARACTER = os.getenv('CONFIG_PROGRESS_BAR_FULL_CHARACTER')[1:-1]
+EMPTY_CHARACTER = os.getenv('CONFIG_PROGRESS_BAR_EMPTY_CHARACTER')[1:-1]
 
 
 def testfunc(child):