diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 48d9717..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "dep/klib"]
-	path = dep/klib
-	url = https://github.com/attractivechaos/klib.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index a0cbd38..b304447 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -71,25 +71,18 @@ add_custom_command(OUTPUT ${YACC_GENERATED_SOURCE_FILE}
         VERBATIM)
 
 # ------------------------------------------------ #
-# Klib                                             #
+# Setup Glib 2.0                                   #
 # ------------------------------------------------ #
 
-file(GLOB KLIB_SOURCE_FILES ${PROJECT_SOURCE_DIR}/dep/klib/*.c)
-
-add_library(klib
-            STATIC
-            ${KLIB_SOURCE_FILES})
-
-set_target_properties(klib
-            PROPERTIES
-            ARCHIVE_OUTPUT_DIRECTORY ${GEMSTONE_BINARY_DIR}/dep)
+find_package(PkgConfig REQUIRED)
+pkg_search_module(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
     
 # ------------------------------------------------ #
 #  Source                                          #
 # ------------------------------------------------ #
 
 include_directories(${PROJECT_SOURCE_DIR}/src)
-include_directories(SYSTEM ${PROJECT_SOURCE_DIR}/dep)
+include_directories(PRIVATE ${GLIB_INCLUDE_DIRS})
 
 file(GLOB_RECURSE SOURCE_FILES src/*.c)
 
@@ -114,7 +107,7 @@ set_target_properties(release
         OUTPUT_NAME "gsc"
         RUNTIME_OUTPUT_DIRECTORY ${GEMSTONE_BINARY_DIR}/release)
 
-target_link_libraries(release klib)
+target_link_libraries(release PkgConfig::GLIB)
 
 # FIXME: cannot compile with /O2 because of /RTC1 flag
 if (MSVC)
@@ -148,7 +141,7 @@ set_target_properties(debug
         OUTPUT_NAME "gsc"
         RUNTIME_OUTPUT_DIRECTORY ${GEMSTONE_BINARY_DIR}/debug)
 
-target_link_libraries(debug klib)
+target_link_libraries(debug PkgConfig::GLIB)
 
 if (MSVC)
     set(DEBUG_FLAGS /DEBUG)
@@ -179,7 +172,7 @@ set_target_properties(check
         OUTPUT_NAME "gsc"
         RUNTIME_OUTPUT_DIRECTORY ${GEMSTONE_BINARY_DIR}/check)
 
-target_link_libraries(check klib)
+target_link_libraries(check PkgConfig::GLIB)
 
 if (MSVC)
     set(CHECK_FLAGS /DEBUG /WX)
diff --git a/Dockerfile b/Dockerfile
index dd774f4..68265d8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,6 @@ LABEL description="docker image for setting up the build pipeline on SDK"
 LABEL website="https://github.com/Servostar/gemstone"
 
 COPY --chown=lorang src /home/lorang/src
-COPY --chown=lorang dep /home/lorang/dep
 COPY --chown=lorang tests /home/lorang/tests
 COPY --chown=lorang CMakeLists.txt /home/lorang/
 COPY --chown=lorang run-check-test.sh /home/lorang/
diff --git a/dep/klib b/dep/klib
deleted file mode 160000
index 4988b65..0000000
--- a/dep/klib
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 4988b65b9c90473d155268c8ee15f3aad546406b
diff --git a/run-check-test.sh b/run-check-test.sh
index a2a3ab4..bd7e5cc 100644
--- a/run-check-test.sh
+++ b/run-check-test.sh
@@ -9,6 +9,8 @@ echo "+--------------------------------------+"
 echo "| BUILDING all TARGETS                 |"
 echo "+--------------------------------------+"
 
+cmake .
+
 make -B
 if [ ! $? -eq 0 ]; then
   echo "===> failed to build targets"
diff --git a/sdk/Dockerfile b/sdk/Dockerfile
index fe3592b..b5523b3 100644
--- a/sdk/Dockerfile
+++ b/sdk/Dockerfile
@@ -5,7 +5,7 @@ LABEL description="base image for building the gemstone programming language com
 LABEL website="https://github.com/Servostar/gemstone"
 
 # install dependencies
-RUN apk add build-base gcc make cmake bison flex git python3 graphviz zlib zlib-dev curl-dev
+RUN apk add build-base gcc make cmake bison flex git python3 graphviz glib glib-dev
 
 # create user for build
 RUN adduser --disabled-password lorang
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index d3447bd..1228d2b 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -9,4 +9,4 @@ set(CTEST_BINARY_DIRECTORY ${PROJECT_BINARY_DIR}/tests)
 add_subdirectory(logging)
 add_subdirectory(input_file)
 add_subdirectory(ast)
-add_subdirectory(klib)
\ No newline at end of file
+add_subdirectory(glib)
\ No newline at end of file
diff --git a/tests/glib/CMakeLists.txt b/tests/glib/CMakeLists.txt
new file mode 100644
index 0000000..e3ede27
--- /dev/null
+++ b/tests/glib/CMakeLists.txt
@@ -0,0 +1,22 @@
+include(CTest)
+
+include_directories(${PROJECT_SOURCE_DIR}/src)
+include_directories(PRIVATE ${GLIB_INCLUDE_DIRS})
+
+find_package(PkgConfig REQUIRED)
+pkg_search_module(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
+
+# ------------------------------------------------------- #
+# CTEST 1
+# test Glib's hashmap
+
+add_executable(glib_hashmap
+        glib_hashmap.c)
+set_target_properties(glib_hashmap
+        PROPERTIES
+        OUTPUT_NAME "glib_hashmap"
+        RUNTIME_OUTPUT_DIRECTORY ${GEMSTONE_BINARY_DIR}/tests/glib)
+target_link_libraries(glib_hashmap PkgConfig::GLIB)
+add_test(NAME glib_hashmap
+        WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+        COMMAND ${GEMSTONE_BINARY_DIR}/tests/glib/glib_hashmap)
diff --git a/tests/glib/glib_hashmap.c b/tests/glib/glib_hashmap.c
new file mode 100644
index 0000000..70c1e01
--- /dev/null
+++ b/tests/glib/glib_hashmap.c
@@ -0,0 +1,27 @@
+
+#include <glib.h>
+
+int main(int argc, char* argv[]) {
+
+    GHashTable* map = g_hash_table_new(g_str_hash, g_str_equal);
+
+    for (int i = 0; i < argc; i++) {
+        int* index = malloc(sizeof(int));
+
+        *index = i;
+
+        g_hash_table_insert(map, argv[i], &index);
+    }
+
+    for (int i = 0; i < argc; i++) {
+        int* index = (int*) g_hash_table_lookup(map, argv[i]);
+
+        g_hash_table_remove(map, argv[i]);
+
+        free(index);
+    }
+
+    g_hash_table_destroy(map);
+
+    return 0;
+}
diff --git a/tests/klib/CMakeLists.txt b/tests/klib/CMakeLists.txt
deleted file mode 100644
index 7542f70..0000000
--- a/tests/klib/CMakeLists.txt
+++ /dev/null
@@ -1,20 +0,0 @@
-include(CTest)
-
-include_directories(SYSTEM ${PROJECT_SOURCE_DIR}/dep)
-include_directories(${PROJECT_SOURCE_DIR}/src)
-
-# ------------------------------------------------------- #
-# CTEST 1
-# test build configuration and dependency of Klib
-
-add_executable(klib_hashmap
-        hashmap.c)
-set_target_properties(klib_hashmap
-        PROPERTIES
-        OUTPUT_NAME "klib_hashmap"
-        RUNTIME_OUTPUT_DIRECTORY ${GEMSTONE_BINARY_DIR}/tests/klib)
-target_link_libraries(klib_hashmap klib)
-target_compile_options(klib_hashmap PUBLIC -Wall -Wextra -Wpedantic -Werror)
- add_test(NAME klib_hashmap
-        WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
-        COMMAND ${GEMSTONE_BINARY_DIR}/tests/klib/klib_hashmap)
diff --git a/tests/klib/hashmap.c b/tests/klib/hashmap.c
deleted file mode 100644
index abd7ab0..0000000
--- a/tests/klib/hashmap.c
+++ /dev/null
@@ -1,36 +0,0 @@
-
-#include <klib/khash.h>
-
-struct Book {
-    const char* author;
-    size_t pages;
-};
-
-KHASH_MAP_INIT_STR(books, struct Book)
-
-void put(const char* key, const struct Book book, khash_t(books)* books) {
-    khint_t idx;
-    int ret;
-    
-    idx = kh_put(books, books, key, &ret);
-
-    if (!ret)
-        kh_del(books, books, idx);
-
-    kh_value(books, idx) = book;
-}
-
-int main(void) {
-
-    khash_t(books) *map = kh_init(books);
-
-    struct Book book;
-    book.author = "Bob";
-    book.pages = 45;
-
-    put("Pharao of Egypt", book, map);
-
-    kh_destroy(books, map);
-
-    return 0;
-}