diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 83cd7d0..f23d0d8 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -1,2 +1 @@
 add_subdirectory_ifdef(CONFIG_FANCY_ZTEST fancy_ztest)
-add_subdirectory_ifdef(CONFIG_EXAMPLE_LIB example_lib)
diff --git a/lib/Kconfig b/lib/Kconfig
index 0040acb..ce780c2 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -1,6 +1,5 @@
 menu "Libraries"
 
 rsource "fancy_ztest/Kconfig"
-rsource "example_lib/Kconfig"
 
 endmenu
diff --git a/lib/example_lib/CMakeLists.txt b/lib/example_lib/CMakeLists.txt
deleted file mode 100644
index 8a6e9a9..0000000
--- a/lib/example_lib/CMakeLists.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-zephyr_library()
-zephyr_library_sources(example_lib.c)
-
-zephyr_include_directories(.)
diff --git a/lib/example_lib/Kconfig b/lib/example_lib/Kconfig
deleted file mode 100644
index 5ceb443..0000000
--- a/lib/example_lib/Kconfig
+++ /dev/null
@@ -1,5 +0,0 @@
-config EXAMPLE_LIB
-	bool "example_lib support"
-	help
-        This option enables the example_lib library.
-        This lib is used to demonstrate unit tests in ../tests/sample_test.
diff --git a/lib/example_lib/example_lib.c b/lib/example_lib/example_lib.c
deleted file mode 100644
index 04e1130..0000000
--- a/lib/example_lib/example_lib.c
+++ /dev/null
@@ -1,16 +0,0 @@
-/** @file example_lib.c
- *
- * @brief Example library implementation.
- */
-
-#include "example_lib.h"
-
-int example_lib_calculate(bool add, int a, int b)
-{
-	if (add) {
-		return a + b;
-
-	} else {
-		return a - b;
-	}
-}
diff --git a/lib/example_lib/example_lib.h b/lib/example_lib/example_lib.h
deleted file mode 100644
index 0c12d4b..0000000
--- a/lib/example_lib/example_lib.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/** @file example_lib.h
- *
- * @brief Example library implementation.
- */
-
-#ifndef EXAMPLE_LIB_H
-#define EXAMPLE_LIB_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <stdbool.h>
-
-/**
- * @brief Run a mathematical operation on the two numbers.
- *
- * @param[in] add	If true, add the two numbers. Otherwise, subtract them.
- * @param[in] a
- * @param[in] b
- *
- * @return The result of the operation.
- */
-int example_lib_calculate(bool add, int a, int b);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* EXAMPLE_LIB_H */